diff --git a/metadata/agrigolo.chubbyclick.yml b/metadata/agrigolo.chubbyclick.yml
index 46ba7d693c..c4191df5f8 100644
--- a/metadata/agrigolo.chubbyclick.yml
+++ b/metadata/agrigolo.chubbyclick.yml
@@ -52,7 +52,6 @@ Builds:
     subdir: app
     gradle:
       - yes
-    prebuild: sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
 
 AutoUpdateMode: Version %v
 UpdateCheckMode: Tags
diff --git a/metadata/app.reading.stoic.stoicreading.yml b/metadata/app.reading.stoic.stoicreading.yml
index b26869cb87..a4fb7f2113 100644
--- a/metadata/app.reading.stoic.stoicreading.yml
+++ b/metadata/app.reading.stoic.stoicreading.yml
@@ -246,7 +246,6 @@ Builds:
     subdir: app
     gradle:
       - yes
-    prebuild: sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
 
   - versionName: 1.7.8
     versionCode: 64
@@ -254,7 +253,6 @@ Builds:
     subdir: app
     gradle:
       - yes
-    prebuild: sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
 
   - versionName: 1.7.10
     versionCode: 66
@@ -262,7 +260,6 @@ Builds:
     subdir: app
     gradle:
       - yes
-    prebuild: sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
 
   - versionName: 1.7.11
     versionCode: 67
@@ -270,7 +267,6 @@ Builds:
     subdir: app
     gradle:
       - yes
-    prebuild: sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
 
 AutoUpdateMode: Version %v
 UpdateCheckMode: Tags ^[0-9.]+$
diff --git a/metadata/cf.fridays.fff_info.yml b/metadata/cf.fridays.fff_info.yml
index 8d969f867d..98f2ae0202 100644
--- a/metadata/cf.fridays.fff_info.yml
+++ b/metadata/cf.fridays.fff_info.yml
@@ -29,10 +29,8 @@ Builds:
     output: build/app/outputs/apk/release/app-release.apk
     srclibs:
       - flutter@v1.15.3
-    prebuild:
-      - echo 'android.applicationVariants.all { variant -> variant.outputs.all { output
-        -> outputFileName = "app-${output.baseName}.apk" } }' >> android/app/build.gradle
-      - sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
+    prebuild: echo 'android.applicationVariants.all { variant -> variant.outputs.all
+        { output -> outputFileName = "app-${output.baseName}.apk" } }' >> android/app/build.gradle
     build:
       - $$flutter$$/bin/flutter config --no-analytics
       - $$flutter$$/bin/flutter packages pub get
diff --git a/metadata/com.adrienpoupa.attestationcoronavirus.yml b/metadata/com.adrienpoupa.attestationcoronavirus.yml
index 2235edff9d..ef90ec0934 100644
--- a/metadata/com.adrienpoupa.attestationcoronavirus.yml
+++ b/metadata/com.adrienpoupa.attestationcoronavirus.yml
@@ -22,7 +22,6 @@ Builds:
     subdir: app
     gradle:
       - yes
-    prebuild: sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
 
   - versionName: 0.0.4
     versionCode: 4
@@ -30,7 +29,6 @@ Builds:
     subdir: app
     gradle:
       - yes
-    prebuild: sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
 
   - versionName: 1.0.1
     versionCode: 6
@@ -38,7 +36,6 @@ Builds:
     subdir: app
     gradle:
       - yes
-    prebuild: sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
 
   - versionName: 1.1.0
     versionCode: 8
@@ -46,7 +43,6 @@ Builds:
     subdir: app
     gradle:
       - yes
-    prebuild: sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
 
 ArchivePolicy: 0 versions
 AutoUpdateMode: None
diff --git a/metadata/com.android.keepass.yml b/metadata/com.android.keepass.yml
index 27c0b3b046..5c6d3ea0b1 100644
--- a/metadata/com.android.keepass.yml
+++ b/metadata/com.android.keepass.yml
@@ -407,7 +407,6 @@ Builds:
       - general
     rm:
       - app/libs
-    prebuild: sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
     ndk: r21
 
   - versionName: 2.5.10
@@ -418,7 +417,6 @@ Builds:
       - general
     rm:
       - app/libs
-    prebuild: sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
     ndk: r21b
 
 AutoUpdateMode: Version v%v
diff --git a/metadata/com.drip.yml b/metadata/com.drip.yml
index 51ee496621..be038e914d 100644
--- a/metadata/com.drip.yml
+++ b/metadata/com.drip.yml
@@ -43,7 +43,6 @@ Builds:
       - sed -i -e '/maven {/,+3d' ../../node_modules/react-native-share/android/build.gradle
       - sed -i -e '/maven {/,+3d' ../../node_modules/realm/android/build.gradle
       - truncate -s 0 ../../node_modules/react-native/local-cli/server/util/external/xsel
-      - sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
     scanignore:
       - android/build.gradle
     scandelete:
diff --git a/metadata/com.duckduckgo.mobile.android.yml b/metadata/com.duckduckgo.mobile.android.yml
index f010766cf6..f4601b295f 100644
--- a/metadata/com.duckduckgo.mobile.android.yml
+++ b/metadata/com.duckduckgo.mobile.android.yml
@@ -555,7 +555,6 @@ Builds:
     gradle:
       - yes
     output: app/build/outputs/apk/release/duckduckgo-$$VERSION$$-release-unsigned.apk
-    prebuild: sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
     ndk: r20b
 
   - versionName: 5.48.0
@@ -565,7 +564,6 @@ Builds:
     gradle:
       - yes
     output: app/build/outputs/apk/release/duckduckgo-$$VERSION$$-release-unsigned.apk
-    prebuild: sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
     ndk: r20b
 
   - versionName: 5.49.1
diff --git a/metadata/com.flxrs.dankchat.yml b/metadata/com.flxrs.dankchat.yml
index d631c846ce..5b7434f8a5 100644
--- a/metadata/com.flxrs.dankchat.yml
+++ b/metadata/com.flxrs.dankchat.yml
@@ -190,7 +190,6 @@ Builds:
     subdir: app
     gradle:
       - yes
-    prebuild: sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
 
   - versionName: 1.9.2
     versionCode: 138
@@ -198,7 +197,6 @@ Builds:
     subdir: app
     gradle:
       - yes
-    prebuild: sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
 
   - versionName: 1.9.4
     versionCode: 140
@@ -206,7 +204,6 @@ Builds:
     subdir: app
     gradle:
       - yes
-    prebuild: sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
 
   - versionName: 1.9.5
     versionCode: 141
@@ -214,7 +211,6 @@ Builds:
     subdir: app
     gradle:
       - yes
-    prebuild: sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
 
   - versionName: 1.9.6
     versionCode: 142
@@ -222,7 +218,6 @@ Builds:
     subdir: app
     gradle:
       - yes
-    prebuild: sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
 
 AutoUpdateMode: Version v%v
 UpdateCheckMode: Tags
diff --git a/metadata/com.gianlu.aria2android.yml b/metadata/com.gianlu.aria2android.yml
index 245390d738..fa2082db39 100644
--- a/metadata/com.gianlu.aria2android.yml
+++ b/metadata/com.gianlu.aria2android.yml
@@ -268,10 +268,8 @@ Builds:
     submodules: true
     gradle:
       - foss
-    prebuild:
-      - sed -i -e '/maven.fabric.io/d; /io.fabric/d' build.gradle ../build.gradle
+    prebuild: sed -i -e '/maven.fabric.io/d; /io.fabric/d' build.gradle ../build.gradle
         ../CommonUtils/build.gradle
-      - sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
     scandelete:
       - aria2lib/src/main/jniLibs
     ndk: r21
@@ -284,10 +282,8 @@ Builds:
     submodules: true
     gradle:
       - foss
-    prebuild:
-      - sed -i -e '/maven.fabric.io/d; /io.fabric/d' build.gradle ../build.gradle
+    prebuild: sed -i -e '/maven.fabric.io/d; /io.fabric/d' build.gradle ../build.gradle
         ../CommonUtils/build.gradle
-      - sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
     scandelete:
       - aria2lib/src/main/jniLibs
     ndk: r21
diff --git a/metadata/com.gianlu.aria2app.yml b/metadata/com.gianlu.aria2app.yml
index 9a4596f25f..478d5f2a63 100644
--- a/metadata/com.gianlu.aria2app.yml
+++ b/metadata/com.gianlu.aria2app.yml
@@ -508,10 +508,8 @@ Builds:
     submodules: true
     gradle:
       - foss
-    prebuild:
-      - sed -i -e '/maven.fabric.io/d' -e '/io.fabric/d' build.gradle ../build.gradle
+    prebuild: sed -i -e '/maven.fabric.io/d' -e '/io.fabric/d' build.gradle ../build.gradle
         ../CommonUtils/build.gradle
-      - sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
     scandelete:
       - aria2lib/src/main/jniLibs
     ndk: r21
@@ -524,10 +522,8 @@ Builds:
     submodules: true
     gradle:
       - foss
-    prebuild:
-      - sed -i -e '/maven.fabric.io/d' -e '/io.fabric/d' build.gradle ../build.gradle
+    prebuild: sed -i -e '/maven.fabric.io/d' -e '/io.fabric/d' build.gradle ../build.gradle
         ../CommonUtils/build.gradle
-      - sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
     scandelete:
       - aria2lib/src/main/jniLibs
     ndk: r21
@@ -540,10 +536,8 @@ Builds:
     submodules: true
     gradle:
       - foss
-    prebuild:
-      - sed -i -e '/maven.fabric.io/d' -e '/io.fabric/d' build.gradle ../build.gradle
+    prebuild: sed -i -e '/maven.fabric.io/d' -e '/io.fabric/d' build.gradle ../build.gradle
         ../CommonUtils/build.gradle
-      - sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
     scandelete:
       - aria2lib/src/main/jniLibs
     ndk: r21
@@ -556,10 +550,8 @@ Builds:
     submodules: true
     gradle:
       - foss
-    prebuild:
-      - sed -i -e '/maven.fabric.io/d' -e '/io.fabric/d' build.gradle ../build.gradle
+    prebuild: sed -i -e '/maven.fabric.io/d' -e '/io.fabric/d' build.gradle ../build.gradle
         ../CommonUtils/build.gradle
-      - sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
     scandelete:
       - aria2lib/src/main/jniLibs
     ndk: r21
@@ -572,10 +564,8 @@ Builds:
     submodules: true
     gradle:
       - foss
-    prebuild:
-      - sed -i -e '/maven.fabric.io/d' -e '/io.fabric/d' build.gradle ../build.gradle
+    prebuild: sed -i -e '/maven.fabric.io/d' -e '/io.fabric/d' build.gradle ../build.gradle
         ../CommonUtils/build.gradle
-      - sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
     scandelete:
       - aria2lib/src/main/jniLibs
     ndk: r21b
diff --git a/metadata/com.gianlu.dnshero.yml b/metadata/com.gianlu.dnshero.yml
index 6bceb8d0aa..d578918305 100644
--- a/metadata/com.gianlu.dnshero.yml
+++ b/metadata/com.gianlu.dnshero.yml
@@ -183,10 +183,8 @@ Builds:
     submodules: true
     gradle:
       - foss
-    prebuild:
-      - sed -i -e '/maven.fabric.io/d; /io.fabric/d; /com.crashlytics/d' ../build.gradle
+    prebuild: sed -i -e '/maven.fabric.io/d; /io.fabric/d; /com.crashlytics/d' ../build.gradle
         ../CommonUtils/build.gradle build.gradle
-      - sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
 
   - versionName: 1.6.4
     versionCode: 30
@@ -196,10 +194,8 @@ Builds:
     submodules: true
     gradle:
       - foss
-    prebuild:
-      - sed -i -e '/maven.fabric.io/d; /io.fabric/d; /com.crashlytics/d' ../build.gradle
+    prebuild: sed -i -e '/maven.fabric.io/d; /io.fabric/d; /com.crashlytics/d' ../build.gradle
         ../CommonUtils/build.gradle build.gradle
-      - sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
 
   - versionName: 1.6.5
     versionCode: 31
@@ -213,7 +209,6 @@ Builds:
         build.gradle
       - sed -i -e '/maven.fabric.io/d; /io.fabric/d' build.gradle ../build.gradle
         ../CommonUtils/build.gradle
-      - sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
 
 AutoUpdateMode: Version v%v
 UpdateCheckMode: Tags
diff --git a/metadata/com.iven.musicplayergo.yml b/metadata/com.iven.musicplayergo.yml
index 436a381313..7715cb915c 100644
--- a/metadata/com.iven.musicplayergo.yml
+++ b/metadata/com.iven.musicplayergo.yml
@@ -363,7 +363,6 @@ Builds:
       - yes
     rm:
       - project/gradle
-    prebuild: sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
 
   - versionName: 4.2.4
     versionCode: 148
@@ -373,7 +372,6 @@ Builds:
       - yes
     rm:
       - project/gradle
-    prebuild: sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
 
   - versionName: 4.2.5
     versionCode: 149
@@ -383,7 +381,6 @@ Builds:
       - yes
     rm:
       - project/gradle
-    prebuild: sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
 
   - versionName: 4.2.6
     versionCode: 150
@@ -393,7 +390,6 @@ Builds:
       - yes
     rm:
       - project/gradle
-    prebuild: sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
 
   - versionName: 4.2.7
     versionCode: 151
@@ -403,7 +399,6 @@ Builds:
       - yes
     rm:
       - project/gradle
-    prebuild: sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
 
 AutoUpdateMode: Version v%v
 UpdateCheckMode: Tags
diff --git a/metadata/com.kunzisoft.keepass.libre.yml b/metadata/com.kunzisoft.keepass.libre.yml
index bdcdc0ae35..2578730857 100644
--- a/metadata/com.kunzisoft.keepass.libre.yml
+++ b/metadata/com.kunzisoft.keepass.libre.yml
@@ -125,7 +125,6 @@ Builds:
     subdir: app
     gradle:
       - libre
-    prebuild: sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
     ndk: r20b
 
   - versionName: 2.5beta30
@@ -134,7 +133,6 @@ Builds:
     subdir: app
     gradle:
       - libre
-    prebuild: sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
     ndk: r20b
 
   - versionName: 2.5RC1
@@ -143,7 +141,6 @@ Builds:
     subdir: app
     gradle:
       - libre
-    prebuild: sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
     ndk: r20b
 
   - versionName: 2.5RC2
@@ -152,7 +149,6 @@ Builds:
     subdir: app
     gradle:
       - libre
-    prebuild: sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
     ndk: r20b
 
   - versionName: '2.5'
@@ -161,7 +157,6 @@ Builds:
     subdir: app
     gradle:
       - libre
-    prebuild: sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
     ndk: r20b
 
 AutoUpdateMode: Version %v
diff --git a/metadata/com.manichord.mgit.yml b/metadata/com.manichord.mgit.yml
index 8d62d5126c..31df9a08a7 100644
--- a/metadata/com.manichord.mgit.yml
+++ b/metadata/com.manichord.mgit.yml
@@ -97,7 +97,6 @@ Builds:
     subdir: app
     gradle:
       - yes
-    prebuild: sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
 
 AutoUpdateMode: Version v%v
 UpdateCheckMode: Tags
diff --git a/metadata/com.maxfour.music.yml b/metadata/com.maxfour.music.yml
index ae44a28a04..4f4f7bcdc6 100644
--- a/metadata/com.maxfour.music.yml
+++ b/metadata/com.maxfour.music.yml
@@ -80,7 +80,6 @@ Builds:
     subdir: app
     gradle:
       - yes
-    prebuild: sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
 
   - versionName: 1.3.3
     versionCode: 12
@@ -88,7 +87,6 @@ Builds:
     subdir: app
     gradle:
       - yes
-    prebuild: sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
 
 AutoUpdateMode: Version v.%v
 UpdateCheckMode: Tags
diff --git a/metadata/com.nextcloudpasswords.yml b/metadata/com.nextcloudpasswords.yml
index 1f9b0632c9..227c2629e8 100644
--- a/metadata/com.nextcloudpasswords.yml
+++ b/metadata/com.nextcloudpasswords.yml
@@ -82,7 +82,6 @@ Builds:
     prebuild:
       - sed -i -e 's#https://maven.fabric.io/public#https://maven.google.com/#' ../../node_modules/react-native-webview/android/build.gradle
       - truncate -s 0 ../../node_modules/react-native/node_modules/@react-native-community/cli/build/commands/server/external/xsel
-      - sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
     scanignore:
       - android/build.gradle
       - node_modules/react-native-webview/android/build.gradle
diff --git a/metadata/com.poupa.attestationdeplacement.yml b/metadata/com.poupa.attestationdeplacement.yml
index 995dc1ef51..13179da889 100644
--- a/metadata/com.poupa.attestationdeplacement.yml
+++ b/metadata/com.poupa.attestationdeplacement.yml
@@ -19,7 +19,6 @@ Builds:
     subdir: app
     gradle:
       - yes
-    prebuild: sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
 
   - versionName: 1.4.1
     versionCode: 13
@@ -27,7 +26,6 @@ Builds:
     subdir: app
     gradle:
       - yes
-    prebuild: sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
 
   - versionName: 1.5.0
     versionCode: 14
@@ -35,7 +33,6 @@ Builds:
     subdir: app
     gradle:
       - yes
-    prebuild: sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
 
   - versionName: 1.6.0
     versionCode: 15
@@ -43,7 +40,6 @@ Builds:
     subdir: app
     gradle:
       - yes
-    prebuild: sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
 
   - versionName: 1.7.0
     versionCode: 16
@@ -51,7 +47,6 @@ Builds:
     subdir: app
     gradle:
       - yes
-    prebuild: sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
 
 AutoUpdateMode: Version %v
 UpdateCheckMode: Tags
diff --git a/metadata/com.punksta.apps.volumecontrol.yml b/metadata/com.punksta.apps.volumecontrol.yml
index c3d4c5b17e..8bfd07365f 100644
--- a/metadata/com.punksta.apps.volumecontrol.yml
+++ b/metadata/com.punksta.apps.volumecontrol.yml
@@ -59,7 +59,6 @@ Builds:
     subdir: app
     gradle:
       - yes
-    prebuild: sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
 
   - versionName: 2.3.9
     versionCode: 29
@@ -67,7 +66,6 @@ Builds:
     subdir: app
     gradle:
       - yes
-    prebuild: sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
 
 AutoUpdateMode: Version %v
 UpdateCheckMode: Tags
diff --git a/metadata/com.simplemobiletools.applauncher.yml b/metadata/com.simplemobiletools.applauncher.yml
index 7aa8db1efe..394e63e577 100644
--- a/metadata/com.simplemobiletools.applauncher.yml
+++ b/metadata/com.simplemobiletools.applauncher.yml
@@ -185,9 +185,7 @@ Builds:
     subdir: app
     gradle:
       - yes
-    prebuild:
-      - sed -i -e '/keystore.*{/,/}/d; /keystore/d' build.gradle
-      - sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
+    prebuild: sed -i -e '/keystore.*{/,/}/d; /keystore/d' build.gradle
 
   - versionName: 5.1.2
     versionCode: 24
@@ -195,9 +193,7 @@ Builds:
     subdir: app
     gradle:
       - yes
-    prebuild:
-      - sed -i -e '/keystore.*{/,/}/d; /keystore/d' build.gradle
-      - sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
+    prebuild: sed -i -e '/keystore.*{/,/}/d; /keystore/d' build.gradle
 
 AutoUpdateMode: Version %v
 UpdateCheckMode: Tags
diff --git a/metadata/com.simplemobiletools.calculator.yml b/metadata/com.simplemobiletools.calculator.yml
index 82d9a5b378..221a807805 100644
--- a/metadata/com.simplemobiletools.calculator.yml
+++ b/metadata/com.simplemobiletools.calculator.yml
@@ -167,9 +167,7 @@ Builds:
     subdir: app
     gradle:
       - yes
-    prebuild:
-      - sed -i -e '/keystore.*{/,/}/d; /keystore/d' build.gradle
-      - sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
+    prebuild: sed -i -e '/keystore.*{/,/}/d; /keystore/d' build.gradle
 
   - versionName: 5.1.3
     versionCode: 33
@@ -177,9 +175,7 @@ Builds:
     subdir: app
     gradle:
       - yes
-    prebuild:
-      - sed -i -e '/keystore.*{/,/}/d; /keystore/d' build.gradle
-      - sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
+    prebuild: sed -i -e '/keystore.*{/,/}/d; /keystore/d' build.gradle
 
 AutoUpdateMode: Version %v
 UpdateCheckMode: Tags
diff --git a/metadata/com.simplemobiletools.calendar.pro.yml b/metadata/com.simplemobiletools.calendar.pro.yml
index 479b85f5c1..c1d27f0754 100644
--- a/metadata/com.simplemobiletools.calendar.pro.yml
+++ b/metadata/com.simplemobiletools.calendar.pro.yml
@@ -289,9 +289,7 @@ Builds:
     subdir: app
     gradle:
       - yes
-    prebuild:
-      - sed -i -e '/keystore.*{/,/}/d; /keystore/d' build.gradle
-      - sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
+    prebuild: sed -i -e '/keystore.*{/,/}/d; /keystore/d' build.gradle
 
   - versionName: 6.9.1
     versionCode: 174
@@ -299,9 +297,7 @@ Builds:
     subdir: app
     gradle:
       - yes
-    prebuild:
-      - sed -i -e '/keystore.*{/,/}/d; /keystore/d' build.gradle
-      - sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
+    prebuild: sed -i -e '/keystore.*{/,/}/d; /keystore/d' build.gradle
 
   - versionName: 6.9.2
     versionCode: 175
@@ -309,9 +305,7 @@ Builds:
     subdir: app
     gradle:
       - yes
-    prebuild:
-      - sed -i -e '/keystore.*{/,/}/d; /keystore/d' build.gradle
-      - sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
+    prebuild: sed -i -e '/keystore.*{/,/}/d; /keystore/d' build.gradle
 
   - versionName: 6.9.3
     versionCode: 176
@@ -319,9 +313,7 @@ Builds:
     subdir: app
     gradle:
       - yes
-    prebuild:
-      - sed -i -e '/keystore.*{/,/}/d; /keystore/d' build.gradle
-      - sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
+    prebuild: sed -i -e '/keystore.*{/,/}/d; /keystore/d' build.gradle
 
 AutoUpdateMode: Version %v
 UpdateCheckMode: Tags
diff --git a/metadata/com.simplemobiletools.clock.yml b/metadata/com.simplemobiletools.clock.yml
index 5bfc3996d3..821310b233 100644
--- a/metadata/com.simplemobiletools.clock.yml
+++ b/metadata/com.simplemobiletools.clock.yml
@@ -126,9 +126,7 @@ Builds:
     subdir: app
     gradle:
       - yes
-    prebuild:
-      - sed -i -e '/keystore.*{/,/}/d; /keystore/d' build.gradle
-      - sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
+    prebuild: sed -i -e '/keystore.*{/,/}/d; /keystore/d' build.gradle
 
 AutoUpdateMode: Version %v
 UpdateCheckMode: Tags
diff --git a/metadata/com.simplemobiletools.contacts.pro.yml b/metadata/com.simplemobiletools.contacts.pro.yml
index a13fc35030..5d35274c61 100644
--- a/metadata/com.simplemobiletools.contacts.pro.yml
+++ b/metadata/com.simplemobiletools.contacts.pro.yml
@@ -176,9 +176,7 @@ Builds:
     subdir: app
     gradle:
       - yes
-    prebuild:
-      - sed -i -e '/keystore.*{/,/}/d; /keystore/d' build.gradle
-      - sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
+    prebuild: sed -i -e '/keystore.*{/,/}/d; /keystore/d' build.gradle
 
   - versionName: 6.9.0
     versionCode: 60
@@ -186,9 +184,7 @@ Builds:
     subdir: app
     gradle:
       - yes
-    prebuild:
-      - sed -i -e '/keystore.*{/,/}/d; /keystore/d' build.gradle
-      - sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
+    prebuild: sed -i -e '/keystore.*{/,/}/d; /keystore/d' build.gradle
 
   - versionName: 6.10.2
     versionCode: 63
@@ -196,9 +192,7 @@ Builds:
     subdir: app
     gradle:
       - yes
-    prebuild:
-      - sed -i -e '/keystore.*{/,/}/d; /keystore/d' build.gradle
-      - sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
+    prebuild: sed -i -e '/keystore.*{/,/}/d; /keystore/d' build.gradle
 
 AutoUpdateMode: Version %v
 UpdateCheckMode: Tags
diff --git a/metadata/com.simplemobiletools.draw.pro.yml b/metadata/com.simplemobiletools.draw.pro.yml
index ab4f3a158e..645503c8de 100644
--- a/metadata/com.simplemobiletools.draw.pro.yml
+++ b/metadata/com.simplemobiletools.draw.pro.yml
@@ -91,9 +91,7 @@ Builds:
     subdir: app
     gradle:
       - yes
-    prebuild:
-      - sed -i -e '/keystore.*{/,/}/d; /keystore/d' build.gradle
-      - sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
+    prebuild: sed -i -e '/keystore.*{/,/}/d; /keystore/d' build.gradle
 
 AutoUpdateMode: Version %v
 UpdateCheckMode: Tags
diff --git a/metadata/com.simplemobiletools.filemanager.pro.yml b/metadata/com.simplemobiletools.filemanager.pro.yml
index 730d371e7f..704b0c25bb 100644
--- a/metadata/com.simplemobiletools.filemanager.pro.yml
+++ b/metadata/com.simplemobiletools.filemanager.pro.yml
@@ -189,7 +189,6 @@ Builds:
       - build.patch
     gradle:
       - yes
-    prebuild: sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
 
   - versionName: 6.6.0
     versionCode: 88
@@ -199,7 +198,6 @@ Builds:
       - build.patch
     gradle:
       - yes
-    prebuild: sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
 
   - versionName: 6.6.1
     versionCode: 89
@@ -209,7 +207,6 @@ Builds:
       - build.patch
     gradle:
       - yes
-    prebuild: sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
 
   - versionName: 6.7.0
     versionCode: 90
@@ -219,7 +216,6 @@ Builds:
       - build.patch
     gradle:
       - yes
-    prebuild: sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
 
 AutoUpdateMode: Version %v
 UpdateCheckMode: Tags
diff --git a/metadata/com.simplemobiletools.flashlight.yml b/metadata/com.simplemobiletools.flashlight.yml
index fc48c462e3..3760d36290 100644
--- a/metadata/com.simplemobiletools.flashlight.yml
+++ b/metadata/com.simplemobiletools.flashlight.yml
@@ -210,9 +210,7 @@ Builds:
     subdir: app
     gradle:
       - yes
-    prebuild:
-      - sed -i -e '/keystore.*{/,/}/d; /keystore/d' build.gradle
-      - sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
+    prebuild: sed -i -e '/keystore.*{/,/}/d; /keystore/d' build.gradle
 
 AutoUpdateMode: Version %v
 UpdateCheckMode: Tags
diff --git a/metadata/com.simplemobiletools.gallery.pro.yml b/metadata/com.simplemobiletools.gallery.pro.yml
index fe771a2765..dafba3658c 100644
--- a/metadata/com.simplemobiletools.gallery.pro.yml
+++ b/metadata/com.simplemobiletools.gallery.pro.yml
@@ -441,9 +441,7 @@ Builds:
       - build.patch
     gradle:
       - foss
-    prebuild:
-      - sed -i -e '/(is_proprietary)/,+2d' ../build.gradle
-      - sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
+    prebuild: sed -i -e '/(is_proprietary)/,+2d' ../build.gradle
 
   - versionName: 6.14.1
     versionCode: 301
@@ -453,9 +451,7 @@ Builds:
       - build.patch
     gradle:
       - foss
-    prebuild:
-      - sed -i -e '/(is_proprietary)/,+2d' ../build.gradle
-      - sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
+    prebuild: sed -i -e '/(is_proprietary)/,+2d' ../build.gradle
 
   - versionName: 6.14.2
     versionCode: 302
@@ -465,9 +461,7 @@ Builds:
       - build.patch
     gradle:
       - foss
-    prebuild:
-      - sed -i -e '/(is_proprietary)/,+2d' ../build.gradle
-      - sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
+    prebuild: sed -i -e '/(is_proprietary)/,+2d' ../build.gradle
 
   - versionName: 6.14.3
     versionCode: 304
@@ -477,9 +471,7 @@ Builds:
       - build.patch
     gradle:
       - foss
-    prebuild:
-      - sed -i -e '/(is_proprietary)/,+2d' ../build.gradle
-      - sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
+    prebuild: sed -i -e '/(is_proprietary)/,+2d' ../build.gradle
 
   - versionName: 6.14.6
     versionCode: 307
@@ -489,9 +481,7 @@ Builds:
       - build.patch
     gradle:
       - foss
-    prebuild:
-      - sed -i -e '/(is_proprietary)/,+2d' ../build.gradle
-      - sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
+    prebuild: sed -i -e '/(is_proprietary)/,+2d' ../build.gradle
 
   - versionName: 6.14.8
     versionCode: 309
@@ -501,9 +491,7 @@ Builds:
       - build.patch
     gradle:
       - foss
-    prebuild:
-      - sed -i -e '/(is_proprietary)/,+2d' ../build.gradle
-      - sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
+    prebuild: sed -i -e '/(is_proprietary)/,+2d' ../build.gradle
 
   - versionName: 6.14.9
     versionCode: 310
@@ -513,9 +501,7 @@ Builds:
       - build.patch
     gradle:
       - foss
-    prebuild:
-      - sed -i -e '/(is_proprietary)/,+2d' ../build.gradle
-      - sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
+    prebuild: sed -i -e '/(is_proprietary)/,+2d' ../build.gradle
 
 AutoUpdateMode: Version %v
 UpdateCheckMode: Tags
diff --git a/metadata/com.simplemobiletools.musicplayer.yml b/metadata/com.simplemobiletools.musicplayer.yml
index 187789ea4d..154de4e59b 100644
--- a/metadata/com.simplemobiletools.musicplayer.yml
+++ b/metadata/com.simplemobiletools.musicplayer.yml
@@ -405,9 +405,7 @@ Builds:
     subdir: app
     gradle:
       - yes
-    prebuild:
-      - sed -i -e '/keystore.*{/,/}/d; /keystore/d' build.gradle
-      - sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
+    prebuild: sed -i -e '/keystore.*{/,/}/d; /keystore/d' build.gradle
 
   - versionName: 5.2.7
     versionCode: 65
@@ -415,9 +413,7 @@ Builds:
     subdir: app
     gradle:
       - yes
-    prebuild:
-      - sed -i -e '/keystore.*{/,/}/d; /keystore/d' build.gradle
-      - sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
+    prebuild: sed -i -e '/keystore.*{/,/}/d; /keystore/d' build.gradle
 
   - versionName: 5.3.0
     versionCode: 66
@@ -425,9 +421,7 @@ Builds:
     subdir: app
     gradle:
       - yes
-    prebuild:
-      - sed -i -e '/keystore.*{/,/}/d; /keystore/d' build.gradle
-      - sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
+    prebuild: sed -i -e '/keystore.*{/,/}/d; /keystore/d' build.gradle
 
   - versionName: 5.3.1
     versionCode: 67
@@ -435,9 +429,7 @@ Builds:
     subdir: app
     gradle:
       - yes
-    prebuild:
-      - sed -i -e '/keystore.*{/,/}/d; /keystore/d' build.gradle
-      - sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
+    prebuild: sed -i -e '/keystore.*{/,/}/d; /keystore/d' build.gradle
 
   - versionName: 5.3.2
     versionCode: 68
@@ -445,9 +437,7 @@ Builds:
     subdir: app
     gradle:
       - yes
-    prebuild:
-      - sed -i -e '/keystore.*{/,/}/d; /keystore/d' build.gradle
-      - sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
+    prebuild: sed -i -e '/keystore.*{/,/}/d; /keystore/d' build.gradle
 
 AutoUpdateMode: Version %v
 UpdateCheckMode: Tags
diff --git a/metadata/com.simplemobiletools.notes.pro.yml b/metadata/com.simplemobiletools.notes.pro.yml
index b21c84cf36..a149737be1 100644
--- a/metadata/com.simplemobiletools.notes.pro.yml
+++ b/metadata/com.simplemobiletools.notes.pro.yml
@@ -136,9 +136,7 @@ Builds:
     subdir: app
     gradle:
       - yes
-    prebuild:
-      - sed -i -e '/keystore.*{/,/}/d; /keystore/d' build.gradle
-      - sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
+    prebuild: sed -i -e '/keystore.*{/,/}/d; /keystore/d' build.gradle
 
   - versionName: 6.5.0
     versionCode: 71
@@ -146,9 +144,7 @@ Builds:
     subdir: app
     gradle:
       - yes
-    prebuild:
-      - sed -i -e '/keystore.*{/,/}/d; /keystore/d' build.gradle
-      - sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
+    prebuild: sed -i -e '/keystore.*{/,/}/d; /keystore/d' build.gradle
 
   - versionName: 6.5.1
     versionCode: 72
@@ -156,9 +152,7 @@ Builds:
     subdir: app
     gradle:
       - yes
-    prebuild:
-      - sed -i -e '/keystore.*{/,/}/d; /keystore/d' build.gradle
-      - sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
+    prebuild: sed -i -e '/keystore.*{/,/}/d; /keystore/d' build.gradle
 
 AutoUpdateMode: Version %v
 UpdateCheckMode: Tags
diff --git a/metadata/com.simplemobiletools.voicerecorder.yml b/metadata/com.simplemobiletools.voicerecorder.yml
index 9b565b26f7..c8f526dbb1 100644
--- a/metadata/com.simplemobiletools.voicerecorder.yml
+++ b/metadata/com.simplemobiletools.voicerecorder.yml
@@ -23,9 +23,7 @@ Builds:
     subdir: app
     gradle:
       - yes
-    prebuild:
-      - sed -i -e '/keystore.*{/,/}/d; /keystore/d' build.gradle
-      - sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
+    prebuild: sed -i -e '/keystore.*{/,/}/d; /keystore/d' build.gradle
 
   - versionName: 5.1.1
     versionCode: 4
@@ -33,9 +31,7 @@ Builds:
     subdir: app
     gradle:
       - yes
-    prebuild:
-      - sed -i -e '/keystore.*{/,/}/d; /keystore/d' build.gradle
-      - sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
+    prebuild: sed -i -e '/keystore.*{/,/}/d; /keystore/d' build.gradle
 
   - versionName: 5.1.2
     versionCode: 5
@@ -43,9 +39,7 @@ Builds:
     subdir: app
     gradle:
       - yes
-    prebuild:
-      - sed -i -e '/keystore.*{/,/}/d; /keystore/d' build.gradle
-      - sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
+    prebuild: sed -i -e '/keystore.*{/,/}/d; /keystore/d' build.gradle
 
   - versionName: 5.1.3
     versionCode: 6
@@ -53,9 +47,7 @@ Builds:
     subdir: app
     gradle:
       - yes
-    prebuild:
-      - sed -i -e '/keystore.*{/,/}/d; /keystore/d' build.gradle
-      - sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
+    prebuild: sed -i -e '/keystore.*{/,/}/d; /keystore/d' build.gradle
 
 AutoUpdateMode: Version %v
 UpdateCheckMode: Tags
diff --git a/metadata/com.stealthcotper.networktools.yml b/metadata/com.stealthcotper.networktools.yml
index 431565e600..fe868d38ff 100644
--- a/metadata/com.stealthcotper.networktools.yml
+++ b/metadata/com.stealthcotper.networktools.yml
@@ -19,7 +19,6 @@ Builds:
     subdir: app
     gradle:
       - yes
-    prebuild: sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
 
 AutoUpdateMode: Version %v
 UpdateCheckMode: Tags
diff --git a/metadata/com.termoneplus.yml b/metadata/com.termoneplus.yml
index 2a669966a5..cdbadfba8b 100644
--- a/metadata/com.termoneplus.yml
+++ b/metadata/com.termoneplus.yml
@@ -81,7 +81,6 @@ Builds:
     subdir: term
     gradle:
       - yes
-    prebuild: sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
     ndk: r17c
 
   - versionName: 3.3.3
@@ -90,7 +89,6 @@ Builds:
     subdir: term
     gradle:
       - yes
-    prebuild: sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
     ndk: r17c
 
   - versionName: 3.3.4
@@ -99,7 +97,6 @@ Builds:
     subdir: term
     gradle:
       - yes
-    prebuild: sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
     ndk: r17c
 
 AutoUpdateMode: Version v%v
diff --git a/metadata/com.tutpro.baresip.yml b/metadata/com.tutpro.baresip.yml
index 01fa585913..1ddb45327a 100644
--- a/metadata/com.tutpro.baresip.yml
+++ b/metadata/com.tutpro.baresip.yml
@@ -1065,7 +1065,6 @@ Builds:
       - yes
     srclibs:
       - libbaresip-android@12.0
-    prebuild: sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
     build:
       - pushd $$libbaresip-android$$
       - sed -i -e 's|/opt/Android/Sdk/ndk-bundle|$$NDK$$|' -e 's|/usr/src/baresip-studio|../../com.tutpro.baresip|'
@@ -1083,7 +1082,6 @@ Builds:
       - yes
     srclibs:
       - libbaresip-android@12.0
-    prebuild: sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
     build:
       - pushd $$libbaresip-android$$
       - sed -i -e 's|/opt/Android/Sdk/ndk-bundle|$$NDK$$|' -e 's|/usr/src/baresip-studio|../../com.tutpro.baresip|'
@@ -1101,7 +1099,6 @@ Builds:
       - yes
     srclibs:
       - libbaresip-android@12.0
-    prebuild: sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
     build:
       - pushd $$libbaresip-android$$
       - sed -i -e 's|/opt/Android/Sdk/ndk-bundle|$$NDK$$|' -e 's|/usr/src/baresip-studio|../../com.tutpro.baresip|'
@@ -1119,7 +1116,6 @@ Builds:
       - yes
     srclibs:
       - libbaresip-android@12.0
-    prebuild: sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
     build:
       - pushd $$libbaresip-android$$
       - sed -i -e 's|/opt/Android/Sdk/ndk-bundle|$$NDK$$|' -e 's|/usr/src/baresip-studio|../../com.tutpro.baresip|'
@@ -1137,7 +1133,6 @@ Builds:
       - yes
     srclibs:
       - libbaresip-android@12.0
-    prebuild: sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
     build:
       - pushd $$libbaresip-android$$
       - sed -i -e 's|/opt/Android/Sdk/ndk-bundle|$$NDK$$|' -e 's|/usr/src/baresip-studio|../../com.tutpro.baresip|'
@@ -1155,7 +1150,6 @@ Builds:
       - yes
     srclibs:
       - libbaresip-android@12.0
-    prebuild: sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
     build:
       - pushd $$libbaresip-android$$
       - sed -i -e 's|/opt/Android/Sdk/ndk-bundle|$$NDK$$|' -e 's|/usr/src/baresip-studio|../../com.tutpro.baresip|'
@@ -1173,7 +1167,6 @@ Builds:
       - yes
     srclibs:
       - libbaresip-android@12.0
-    prebuild: sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
     build:
       - pushd $$libbaresip-android$$
       - sed -i -e 's|/opt/Android/Sdk/ndk-bundle|$$NDK$$|' -e 's|/usr/src/baresip-studio|../../com.tutpro.baresip|'
diff --git a/metadata/com.wangdaye.mysplash.yml b/metadata/com.wangdaye.mysplash.yml
index dbc6d90854..36e82f0d99 100644
--- a/metadata/com.wangdaye.mysplash.yml
+++ b/metadata/com.wangdaye.mysplash.yml
@@ -175,7 +175,6 @@ Builds:
     subdir: app
     gradle:
       - yes
-    prebuild: sed -i -Ee '/systemProp.https?.proxy/d' ../gradle.properties
 
   - versionName: 3.2.0
     versionCode: 320
@@ -183,7 +182,6 @@ Builds:
     subdir: app
     gradle:
       - yes
-    prebuild: sed -i -Ee '/systemProp.https?.proxy/d' ../gradle.properties
 
   - versionName: 3.2.1
     versionCode: 321
@@ -191,7 +189,6 @@ Builds:
     subdir: app
     gradle:
       - yes
-    prebuild: sed -i -Ee '/systemProp.https?.proxy/d' ../gradle.properties
 
   - versionName: 3.2.2
     versionCode: 322
@@ -199,7 +196,6 @@ Builds:
     subdir: app
     gradle:
       - yes
-    prebuild: sed -i -Ee '/systemProp.https?.proxy/d' ../gradle.properties
 
   - versionName: 3.2.3
     versionCode: 323
@@ -207,7 +203,6 @@ Builds:
     subdir: app
     gradle:
       - yes
-    prebuild: sed -i -Ee '/systemProp.https?.proxy/d' ../gradle.properties
 
   - versionName: 3.2.4
     versionCode: 324
@@ -215,7 +210,6 @@ Builds:
     subdir: app
     gradle:
       - yes
-    prebuild: sed -i -Ee '/systemProp.https?.proxy/d' ../gradle.properties
 
   - versionName: 3.2.5
     versionCode: 325
@@ -224,7 +218,6 @@ Builds:
     subdir: app
     gradle:
       - yes
-    prebuild: sed -i -Ee '/systemProp.https?.proxy/d' ../gradle.properties
 
   - versionName: 3.2.7
     versionCode: 327
@@ -232,7 +225,6 @@ Builds:
     subdir: app
     gradle:
       - yes
-    prebuild: sed -i -Ee '/systemProp.https?.proxy/d' ../gradle.properties
 
   - versionName: 3.2.8
     versionCode: 328
@@ -240,7 +232,6 @@ Builds:
     subdir: app
     gradle:
       - yes
-    prebuild: sed -i -Ee '/systemProp.https?.proxy/d' ../gradle.properties
 
   - versionName: 3.3.0
     versionCode: 330
@@ -248,7 +239,6 @@ Builds:
     subdir: app
     gradle:
       - yes
-    prebuild: sed -i -Ee '/systemProp.https?.proxy/d' ../gradle.properties
 
   - versionName: 3.3.1
     versionCode: 331
@@ -256,7 +246,6 @@ Builds:
     subdir: app
     gradle:
       - yes
-    prebuild: sed -i -Ee '/systemProp.https?.proxy/d' ../gradle.properties
 
   - versionName: 3.3.3
     versionCode: 333
@@ -264,7 +253,6 @@ Builds:
     subdir: app
     gradle:
       - yes
-    prebuild: sed -i -Ee '/systemProp.https?.proxy/d' ../gradle.properties
 
   - versionName: 3.3.9
     versionCode: 339
diff --git a/metadata/com.wireguard.android.yml b/metadata/com.wireguard.android.yml
index d92ae5a930..25af6178cb 100644
--- a/metadata/com.wireguard.android.yml
+++ b/metadata/com.wireguard.android.yml
@@ -397,7 +397,6 @@ Builds:
     submodules: true
     gradle:
       - yes
-    prebuild: sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
     ndk: r16b
 
   - versionName: 1.0.20200329
@@ -407,7 +406,6 @@ Builds:
     submodules: true
     gradle:
       - yes
-    prebuild: sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
     ndk: r16b
 
   - versionName: 1.0.20200401
diff --git a/metadata/de.blinkt.openvpn.yml b/metadata/de.blinkt.openvpn.yml
index 4df695606b..7fda76155f 100644
--- a/metadata/de.blinkt.openvpn.yml
+++ b/metadata/de.blinkt.openvpn.yml
@@ -390,10 +390,8 @@ Builds:
       - main/src/main/cpp/mbedtls/tests
       - main/src/main/cpp/mbedtls/crypto/tests
       - main/src/main/cpp/openvpn3/test/unittests
-    prebuild:
-      - sed -i -e '/signingConfigs.getByName/d' -e 's/isEnable\ =\ true/isEnable\
+    prebuild: sed -i -e '/signingConfigs.getByName/d' -e 's/isEnable\ =\ true/isEnable\
         =\ false/' build.gradle.kts
-      - sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
     ndk: r19c
 
 MaintainerNotes: |-
diff --git a/metadata/de.delusionsoftware.congress_fahrplan.yml b/metadata/de.delusionsoftware.congress_fahrplan.yml
index 204aeb8b1f..7a4a33db84 100644
--- a/metadata/de.delusionsoftware.congress_fahrplan.yml
+++ b/metadata/de.delusionsoftware.congress_fahrplan.yml
@@ -15,10 +15,8 @@ Builds:
     output: build/app/outputs/apk/app.apk
     srclibs:
       - flutter@beta
-    prebuild:
-      - sed -i -e 's/android {/android { applicationVariants.all { variant -> variant.outputs.all
-        { outputFileName = "app-release.apk"}}/' android/app/build.gradle
-      - sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
+    prebuild: sed -i -e 's/android {/android { applicationVariants.all { variant ->
+        variant.outputs.all { outputFileName = "app-release.apk"}}/' android/app/build.gradle
     build: $$flutter$$/bin/flutter build apk -v --suppress-analytics
 
 AutoUpdateMode: None
diff --git a/metadata/de.rwth_aachen.phyphox.yml b/metadata/de.rwth_aachen.phyphox.yml
index 32ae5784ed..6fb7126ade 100644
--- a/metadata/de.rwth_aachen.phyphox.yml
+++ b/metadata/de.rwth_aachen.phyphox.yml
@@ -91,7 +91,6 @@ Builds:
     submodules: true
     gradle:
       - regular
-    prebuild: sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
     ndk: r16b
 
 AutoUpdateMode: Version v%v
diff --git a/metadata/design.codeux.authpass.fdroid.yml b/metadata/design.codeux.authpass.fdroid.yml
index 7d5857d50d..f1ca394e24 100644
--- a/metadata/design.codeux.authpass.fdroid.yml
+++ b/metadata/design.codeux.authpass.fdroid.yml
@@ -91,7 +91,6 @@ Builds:
       - authpass/ios
       - authpass/macos
       - deps/kdbx.dart/libargon2*
-    prebuild: sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
     build:
       - $$flutter$$/bin/flutter config --no-analytics
       - $$flutter$$/bin/flutter build apk -t lib/env/fdroid.dart --flavor fdroid --release
@@ -109,7 +108,6 @@ Builds:
       - authpass/ios
       - authpass/macos
       - deps/kdbx.dart/libargon2*
-    prebuild: sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
     build:
       - $$flutter$$/bin/flutter config --no-analytics
       - $$flutter$$/bin/flutter build apk -t lib/env/fdroid.dart --flavor fdroid --release
@@ -127,7 +125,6 @@ Builds:
       - authpass/ios
       - authpass/macos
       - deps/kdbx.dart/libargon2*
-    prebuild: sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
     build:
       - $$flutter$$/bin/flutter config --no-analytics
       - $$flutter$$/bin/flutter build apk -t lib/env/fdroid.dart --flavor fdroid --release
diff --git a/metadata/dk.kjeldsen.carwingsflutter.yml b/metadata/dk.kjeldsen.carwingsflutter.yml
index 06652db490..a73a8ce839 100644
--- a/metadata/dk.kjeldsen.carwingsflutter.yml
+++ b/metadata/dk.kjeldsen.carwingsflutter.yml
@@ -367,7 +367,6 @@ Builds:
       - touch android/key.properties
       - echo 'android.applicationVariants.all { variant -> variant.outputs.all { output
         -> outputFileName = "app-${output.baseName}.apk" } }' >> android/app/build.gradle
-      - sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
     build:
       - $$flutter$$/bin/flutter config --no-analytics
       - $$flutter$$/bin/flutter build apk
diff --git a/metadata/eu.faircode.netguard.yml b/metadata/eu.faircode.netguard.yml
index 1675f58510..d1a4c7fffd 100644
--- a/metadata/eu.faircode.netguard.yml
+++ b/metadata/eu.faircode.netguard.yml
@@ -1192,9 +1192,7 @@ Builds:
     subdir: app
     gradle:
       - yes
-    prebuild:
-      - sed -i -e '/keystore/d' -e '/signingConfigs/d' build.gradle
-      - sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
+    prebuild: sed -i -e '/keystore/d' -e '/signingConfigs/d' build.gradle
     ndk: r21
 
   - versionName: '2.276'
@@ -1203,9 +1201,7 @@ Builds:
     subdir: app
     gradle:
       - yes
-    prebuild:
-      - sed -i -e '/keystore/d' -e '/signingConfigs/d' build.gradle
-      - sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
+    prebuild: sed -i -e '/keystore/d' -e '/signingConfigs/d' build.gradle
     ndk: r21
 
   - versionName: '2.279'
@@ -1214,9 +1210,7 @@ Builds:
     subdir: app
     gradle:
       - yes
-    prebuild:
-      - sed -i -e '/keystore/d' -e '/signingConfigs/d' build.gradle
-      - sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
+    prebuild: sed -i -e '/keystore/d' -e '/signingConfigs/d' build.gradle
     ndk: r21
 
   - versionName: '2.280'
@@ -1225,9 +1219,7 @@ Builds:
     subdir: app
     gradle:
       - yes
-    prebuild:
-      - sed -i -e '/keystore/d' -e '/signingConfigs/d' build.gradle
-      - sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
+    prebuild: sed -i -e '/keystore/d' -e '/signingConfigs/d' build.gradle
     ndk: r21
 
   - versionName: '2.281'
@@ -1236,9 +1228,7 @@ Builds:
     subdir: app
     gradle:
       - yes
-    prebuild:
-      - sed -i -e '/keystore/d' -e '/signingConfigs/d' build.gradle
-      - sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
+    prebuild: sed -i -e '/keystore/d' -e '/signingConfigs/d' build.gradle
     ndk: r21
 
 AutoUpdateMode: Version %v
diff --git a/metadata/ga.testapp.testapp.yml b/metadata/ga.testapp.testapp.yml
index 8770746d40..a17ed49a3a 100644
--- a/metadata/ga.testapp.testapp.yml
+++ b/metadata/ga.testapp.testapp.yml
@@ -84,10 +84,8 @@ Builds:
     output: build/app/outputs/apk/release/app-release.apk
     srclibs:
       - flutter@1.17.0-dev.0.0
-    prebuild:
-      - echo 'android.applicationVariants.all { variant -> variant.outputs.all { output
-        -> outputFileName = "app-${output.baseName}.apk" } }' >> android/app/build.gradle
-      - sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
+    prebuild: echo 'android.applicationVariants.all { variant -> variant.outputs.all
+        { output -> outputFileName = "app-${output.baseName}.apk" } }' >> android/app/build.gradle
     build:
       - $$flutter$$/bin/flutter config --no-analytics
       - $$flutter$$/bin/flutter packages pub get
diff --git a/metadata/im.pattle.app.yml b/metadata/im.pattle.app.yml
index 239a2039ac..c29088afbe 100644
--- a/metadata/im.pattle.app.yml
+++ b/metadata/im.pattle.app.yml
@@ -95,7 +95,6 @@ Builds:
         >> .env
       - 'echo "version: $$VERSION$$+$$VERCODE$$" >> pubspec.yaml'
       - sed -i -e '/google-services/g' android/build.gradle android/app/build.gradle
-      - sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
     build: $$flutter$$/bin/flutter build apk --flavor fdroid -v --suppress-analytics
 
   - versionName: 0.15.0
diff --git a/metadata/info.dvkr.screenstream.yml b/metadata/info.dvkr.screenstream.yml
index 5d811e09ec..8017d7ebca 100644
--- a/metadata/info.dvkr.screenstream.yml
+++ b/metadata/info.dvkr.screenstream.yml
@@ -289,7 +289,6 @@ Builds:
       - sed -i -e '/io\.fabric/d; /com\.google\.gms/d' ../build.gradle build.gradle
       - sed -i -e '/releaseImplementation/d; /^android\.applicationVariants\.all {/,/^}$/d'
         build.gradle
-      - sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
 
   - versionName: 3.4.3
     versionCode: 30403
@@ -303,7 +302,6 @@ Builds:
       - sed -i -e '/io\.fabric/d; /com\.google\.gms/d' ../build.gradle build.gradle
       - sed -i -e '/releaseImplementation/d; /^android\.applicationVariants\.all {/,/^}$/d'
         build.gradle
-      - sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
 
   - versionName: 3.4.4
     versionCode: 30404
@@ -317,7 +315,6 @@ Builds:
       - sed -i -e '/io\.fabric/d; /com\.google\.gms/d' ../build.gradle build.gradle
       - sed -i -e '/releaseImplementation/d; /^android\.applicationVariants\.all {/,/^}$/d'
         build.gradle
-      - sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
 
   - versionName: 3.4.5
     versionCode: 30405
@@ -331,7 +328,6 @@ Builds:
       - sed -i -e '/io\.fabric/d; /com\.google\.gms/d' ../build.gradle build.gradle
       - sed -i -e '/releaseImplementation/d; /^android\.applicationVariants\.all {/,/^}$/d'
         build.gradle
-      - sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
 
   - versionName: 3.4.8
     versionCode: 30408
diff --git a/metadata/info.zamojski.soft.towercollector.yml b/metadata/info.zamojski.soft.towercollector.yml
index c7280bde10..288c7c6ee5 100644
--- a/metadata/info.zamojski.soft.towercollector.yml
+++ b/metadata/info.zamojski.soft.towercollector.yml
@@ -206,7 +206,6 @@ Builds:
     subdir: app
     gradle:
       - productionFdroid
-    prebuild: sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
 
   - versionName: 2.2.4
     versionCode: 2020464
@@ -214,7 +213,6 @@ Builds:
     subdir: app
     gradle:
       - productionFdroid
-    prebuild: sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
 
   - versionName: 2.3.0
     versionCode: 2030065
@@ -222,7 +220,6 @@ Builds:
     subdir: app
     gradle:
       - productionFdroid
-    prebuild: sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
 
 AutoUpdateMode: Version %v
 UpdateCheckMode: Tags
diff --git a/metadata/io.github.wulkanowy.yml b/metadata/io.github.wulkanowy.yml
index 80a4cb6caa..6c81ba1786 100644
--- a/metadata/io.github.wulkanowy.yml
+++ b/metadata/io.github.wulkanowy.yml
@@ -151,12 +151,10 @@ Builds:
     subdir: app
     gradle:
       - fdroid
-    prebuild:
-      - sed -i -e '/com.google.gms/d' -e '/com.google.firebase/d' -e '/io.fabric/d'
+    prebuild: sed -i -e '/com.google.gms/d' -e '/com.google.firebase/d' -e '/io.fabric/d'
         -e '/com.crashlytics/d' -e '/maven.fabric.io/d' -e '/kotlin.bintray.com/d'
         -e '/bintray.com\/mockito/d' -e 's/mockito-\(.*\):3\.0\.7/mockito-\1:3.0.0/g'
         -e 's/mockito_core = "3.0.7"/mockito_core = "3.0.0"/' ../build.gradle build.gradle
-      - sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
 
   - versionName: 0.17.0
     versionCode: 54
diff --git a/metadata/io.kuenzler.whatsappwebtogo.yml b/metadata/io.kuenzler.whatsappwebtogo.yml
index 7cdfcb43e3..6eb0683372 100644
--- a/metadata/io.kuenzler.whatsappwebtogo.yml
+++ b/metadata/io.kuenzler.whatsappwebtogo.yml
@@ -28,7 +28,6 @@ Builds:
     subdir: app
     gradle:
       - yes
-    prebuild: sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
 
 AutoUpdateMode: Version v%v
 UpdateCheckMode: Tags
diff --git a/metadata/it.niedermann.owncloud.notes.yml b/metadata/it.niedermann.owncloud.notes.yml
index 277823ea77..2bb951369f 100644
--- a/metadata/it.niedermann.owncloud.notes.yml
+++ b/metadata/it.niedermann.owncloud.notes.yml
@@ -438,7 +438,6 @@ Builds:
     submodules: true
     gradle:
       - fdroid
-    prebuild: sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
 
   - versionName: 2.11.7
     versionCode: 2011007
@@ -447,7 +446,6 @@ Builds:
     submodules: true
     gradle:
       - fdroid
-    prebuild: sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
 
   - versionName: 2.11.8
     versionCode: 2011008
@@ -456,7 +454,6 @@ Builds:
     submodules: true
     gradle:
       - fdroid
-    prebuild: sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
 
   - versionName: 2.11.10
     versionCode: 2011010
@@ -465,7 +462,6 @@ Builds:
     submodules: true
     gradle:
       - fdroid
-    prebuild: sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
 
   - versionName: 2.11.12
     versionCode: 2011012
@@ -474,7 +470,6 @@ Builds:
     submodules: true
     gradle:
       - fdroid
-    prebuild: sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
 
   - versionName: 2.11.13
     versionCode: 2011013
@@ -483,7 +478,6 @@ Builds:
     submodules: true
     gradle:
       - fdroid
-    prebuild: sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
 
   - versionName: 2.12.0
     versionCode: 2012000
@@ -492,7 +486,6 @@ Builds:
     submodules: true
     gradle:
       - fdroid
-    prebuild: sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
 
   - versionName: 2.12.1
     versionCode: 2012001
@@ -501,7 +494,6 @@ Builds:
     submodules: true
     gradle:
       - fdroid
-    prebuild: sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
 
 AutoUpdateMode: Version v%v
 UpdateCheckMode: Tags
diff --git a/metadata/joshuatee.wx.yml b/metadata/joshuatee.wx.yml
index 974d8b24e3..f7bd37b7a4 100644
--- a/metadata/joshuatee.wx.yml
+++ b/metadata/joshuatee.wx.yml
@@ -351,9 +351,7 @@ Builds:
     subdir: app
     gradle:
       - yes
-    prebuild:
-      - sed -i -e 's|def ndkDir = ".*"|def ndkDir = "$$NDK$$"|' build.gradle
-      - sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
+    prebuild: sed -i -e 's|def ndkDir = ".*"|def ndkDir = "$$NDK$$"|' build.gradle
     scanignore:
       - app/src/main/res/raw/*
     ndk: r18b
@@ -364,9 +362,7 @@ Builds:
     subdir: app
     gradle:
       - yes
-    prebuild:
-      - sed -i -e 's|def ndkDir = ".*"|def ndkDir = "$$NDK$$"|' build.gradle
-      - sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
+    prebuild: sed -i -e 's|def ndkDir = ".*"|def ndkDir = "$$NDK$$"|' build.gradle
     scanignore:
       - app/src/main/res/raw/*
     ndk: r18b
@@ -377,9 +373,7 @@ Builds:
     subdir: app
     gradle:
       - yes
-    prebuild:
-      - sed -i -e 's|def ndkDir = ".*"|def ndkDir = "$$NDK$$"|' build.gradle
-      - sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
+    prebuild: sed -i -e 's|def ndkDir = ".*"|def ndkDir = "$$NDK$$"|' build.gradle
     scanignore:
       - app/src/main/res/raw/*
     ndk: r18b
diff --git a/metadata/net.ivpn.client.yml b/metadata/net.ivpn.client.yml
index c589d7943d..d3b8ef993a 100644
--- a/metadata/net.ivpn.client.yml
+++ b/metadata/net.ivpn.client.yml
@@ -24,7 +24,6 @@ Builds:
       - rm -rf src/main/cpp/openvpn3/test
     gradle:
       - fdroidProduction
-    prebuild: sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
     ndk: r21
 
   - versionName: '1.66'
@@ -38,7 +37,6 @@ Builds:
       - rm -rf src/main/cpp/openvpn3/test
     gradle:
       - fdroidProduction
-    prebuild: sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
     ndk: r21
 
   - versionName: '1.67'
@@ -52,7 +50,6 @@ Builds:
       - rm -rf src/main/cpp/openvpn3/test
     gradle:
       - fdroidProduction
-    prebuild: sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
     ndk: r21
 
 AutoUpdateMode: Version v%v
diff --git a/metadata/network.ubic.ubic.yml b/metadata/network.ubic.ubic.yml
index 17949ebaa4..68f99168b8 100644
--- a/metadata/network.ubic.ubic.yml
+++ b/metadata/network.ubic.ubic.yml
@@ -98,9 +98,7 @@ Builds:
       - yes
     srclibs:
       - openssl_for_ios_and_android@android_openssl-1.1.0f_curl-7.54.1
-    prebuild:
-      - sed -i -e 's/zlib \\/no-zlib \\/' $$openssl_for_ios_and_android$$/build-openssl4android.sh
-      - sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
+    prebuild: sed -i -e 's/zlib \\/no-zlib \\/' $$openssl_for_ios_and_android$$/build-openssl4android.sh
     scandelete:
       - app/CMakeFiles/
       - distribution/
diff --git a/metadata/org.asteroidos.sync.yml b/metadata/org.asteroidos.sync.yml
index 848bd020d5..29548dc9df 100644
--- a/metadata/org.asteroidos.sync.yml
+++ b/metadata/org.asteroidos.sync.yml
@@ -118,7 +118,6 @@ Builds:
     subdir: app
     gradle:
       - yes
-    prebuild: sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
 
   - versionName: '0.17'
     versionCode: 17
@@ -126,7 +125,6 @@ Builds:
     subdir: app
     gradle:
       - yes
-    prebuild: sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
 
 AutoUpdateMode: Version v%v
 UpdateCheckMode: Tags
diff --git a/metadata/org.billthefarmer.siggen.yml b/metadata/org.billthefarmer.siggen.yml
index 6cde2ab6dc..f47015695e 100644
--- a/metadata/org.billthefarmer.siggen.yml
+++ b/metadata/org.billthefarmer.siggen.yml
@@ -139,7 +139,6 @@ Builds:
     commit: v1.21
     gradle:
       - yes
-    prebuild: sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
 
 AutoUpdateMode: Version v%v
 UpdateCheckMode: Tags
diff --git a/metadata/org.calyxinstitute.vpn.yml b/metadata/org.calyxinstitute.vpn.yml
index 65a9022f9b..c0b2f96532 100644
--- a/metadata/org.calyxinstitute.vpn.yml
+++ b/metadata/org.calyxinstitute.vpn.yml
@@ -72,9 +72,7 @@ Builds:
       - go/src/golang.org/x/tools/go/internal/gcimporter/testdata/
       - go/src/github.com/shadowsocks/shadowsocks-go/script/shadowsocks.exe
       - shapeshifter/*.?ar
-    prebuild:
-      - sed -i -e "/^task updateSdkLicences/,/^}/d; /commandLine 'git'/d" build.gradle
-      - sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
+    prebuild: sed -i -e "/^task updateSdkLicences/,/^}/d; /commandLine 'git'/d" build.gradle
     build:
       - cd ../go
       - curl -o go.tar.gz https://dl.google.com/go/go1.12.7.linux-amd64.tar.gz
diff --git a/metadata/org.jak_linux.dns66.yml b/metadata/org.jak_linux.dns66.yml
index ac37675b84..7a31248996 100644
--- a/metadata/org.jak_linux.dns66.yml
+++ b/metadata/org.jak_linux.dns66.yml
@@ -182,7 +182,6 @@ Builds:
     subdir: app
     gradle:
       - yes
-    prebuild: sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
 
 AutoUpdateMode: Version v%v
 UpdateCheckMode: Tags
diff --git a/metadata/org.xphnx.ameixa.yml b/metadata/org.xphnx.ameixa.yml
index aca3bcdf7b..60f39f5619 100644
--- a/metadata/org.xphnx.ameixa.yml
+++ b/metadata/org.xphnx.ameixa.yml
@@ -185,7 +185,6 @@ Builds:
     subdir: app
     gradle:
       - chromatic
-    prebuild: sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
 
   - versionName: 4.2.2
     versionCode: 422
@@ -193,7 +192,6 @@ Builds:
     subdir: app
     gradle:
       - chromatic
-    prebuild: sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
 
 AutoUpdateMode: Version v%v
 UpdateCheckMode: Tags
diff --git a/metadata/org.xphnx.ameixamonochrome.yml b/metadata/org.xphnx.ameixamonochrome.yml
index 689b382987..a7e739c82c 100644
--- a/metadata/org.xphnx.ameixamonochrome.yml
+++ b/metadata/org.xphnx.ameixamonochrome.yml
@@ -125,10 +125,8 @@ Builds:
     subdir: app
     gradle:
       - monochromatic
-    prebuild:
-      - sed -i -e 's/applicationIdSuffix "monochrome"/applicationId "org.xphnx.ameixamonochrome"/'
+    prebuild: sed -i -e 's/applicationIdSuffix "monochrome"/applicationId "org.xphnx.ameixamonochrome"/'
         build.gradle
-      - sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
 
   - versionName: 4.2.2
     versionCode: 422
@@ -136,10 +134,8 @@ Builds:
     subdir: app
     gradle:
       - monochromatic
-    prebuild:
-      - sed -i -e 's/applicationIdSuffix "monochrome"/applicationId "org.xphnx.ameixamonochrome"/'
+    prebuild: sed -i -e 's/applicationIdSuffix "monochrome"/applicationId "org.xphnx.ameixamonochrome"/'
         build.gradle
-      - sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
 
 AutoUpdateMode: Version v%v
 UpdateCheckMode: Tags
diff --git a/metadata/rkr.simplekeyboard.inputmethod.yml b/metadata/rkr.simplekeyboard.inputmethod.yml
index 8e5b71dfd0..ac6f086304 100644
--- a/metadata/rkr.simplekeyboard.inputmethod.yml
+++ b/metadata/rkr.simplekeyboard.inputmethod.yml
@@ -231,7 +231,6 @@ Builds:
     subdir: app
     gradle:
       - yes
-    prebuild: sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
 
 AutoUpdateMode: Version %c
 UpdateCheckMode: Tags
diff --git a/metadata/rs.ltt.android.yml b/metadata/rs.ltt.android.yml
index e79046390d..ec78643aec 100644
--- a/metadata/rs.ltt.android.yml
+++ b/metadata/rs.ltt.android.yml
@@ -26,7 +26,6 @@ Builds:
       - cd rs.ltt.android
     gradle:
       - yes
-    prebuild: sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
 
 AutoUpdateMode: Version %v
 UpdateCheckMode: Tags
diff --git a/metadata/ru.evgeniy.dpitunnel.yml b/metadata/ru.evgeniy.dpitunnel.yml
index bfe5ae4f96..f6567f4331 100644
--- a/metadata/ru.evgeniy.dpitunnel.yml
+++ b/metadata/ru.evgeniy.dpitunnel.yml
@@ -37,7 +37,6 @@ Builds:
     submodules: true
     gradle:
       - yes
-    prebuild: sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
     ndk: r20b
 
   - versionName: '2.0'
@@ -47,7 +46,6 @@ Builds:
     submodules: true
     gradle:
       - yes
-    prebuild: sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
     ndk: r20b
 
   - versionName: '2.1'
@@ -57,7 +55,6 @@ Builds:
     submodules: true
     gradle:
       - yes
-    prebuild: sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
     ndk: r20b
 
   - versionName: '2.2'
@@ -67,7 +64,6 @@ Builds:
     submodules: true
     gradle:
       - yes
-    prebuild: sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
     ndk: r21b
 
 AutoUpdateMode: Version v%v
diff --git a/metadata/se.leap.riseupvpn.yml b/metadata/se.leap.riseupvpn.yml
index 2716139d6f..c15e561c76 100644
--- a/metadata/se.leap.riseupvpn.yml
+++ b/metadata/se.leap.riseupvpn.yml
@@ -91,9 +91,7 @@ Builds:
       - go/src/golang.org/x/tools/go/internal/gcimporter/testdata/
       - go/src/github.com/shadowsocks/shadowsocks-go/script/shadowsocks.exe
       - shapeshifter/*.?ar
-    prebuild:
-      - sed -i -e "/^task updateSdkLicences/,/^}/d; /commandLine 'git'/d" build.gradle
-      - sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
+    prebuild: sed -i -e "/^task updateSdkLicences/,/^}/d; /commandLine 'git'/d" build.gradle
     build:
       - cd ../go
       - curl -o go.tar.gz https://dl.google.com/go/go1.12.7.linux-amd64.tar.gz
diff --git a/metadata/se.manyver.yml b/metadata/se.manyver.yml
index 44566583eb..6cfbf632a7 100644
--- a/metadata/se.manyver.yml
+++ b/metadata/se.manyver.yml
@@ -1218,9 +1218,7 @@ Builds:
       - node_modules/react-native/ReactAndroid/src/main/third-party/java/buck-android-support/buck-android-support.jar
       - node_modules/react-native/template/
       - e2e/apple-app-store-demo
-    prebuild:
-      - sed -i -e '/lifecycle/d' ../build.gradle
-      - sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
+    prebuild: sed -i -e '/lifecycle/d' ../build.gradle
     scanignore:
       - android/build.gradle
     scandelete:
@@ -1263,9 +1261,7 @@ Builds:
       - node_modules/react-native/ReactAndroid/src/main/third-party/java/buck-android-support/buck-android-support.jar
       - node_modules/react-native/template/
       - e2e/apple-app-store-demo
-    prebuild:
-      - sed -i -e '/lifecycle/d' ../build.gradle
-      - sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
+    prebuild: sed -i -e '/lifecycle/d' ../build.gradle
     scanignore:
       - android/build.gradle
     scandelete:
@@ -1308,9 +1304,7 @@ Builds:
       - node_modules/react-native/ReactAndroid/src/main/third-party/java/buck-android-support/buck-android-support.jar
       - node_modules/react-native/template/
       - e2e/apple-app-store-demo
-    prebuild:
-      - sed -i -e '/lifecycle/d' ../build.gradle
-      - sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
+    prebuild: sed -i -e '/lifecycle/d' ../build.gradle
     scanignore:
       - android/build.gradle
     scandelete:
diff --git a/metadata/sh.ftp.rocketninelabs.meditationassistant.opensource.yml b/metadata/sh.ftp.rocketninelabs.meditationassistant.opensource.yml
index 28a2c7d930..407fa9e29e 100644
--- a/metadata/sh.ftp.rocketninelabs.meditationassistant.opensource.yml
+++ b/metadata/sh.ftp.rocketninelabs.meditationassistant.opensource.yml
@@ -409,7 +409,6 @@ Builds:
     prebuild:
       - sed -i -e '/play-services/d' build.gradle
       - sed -i 's/4096m/1024m/' ../gradle.properties
-      - sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
 
 AutoUpdateMode: Version %v
 UpdateCheckMode: Tags
diff --git a/metadata/xyz.deepdaikon.xeonjia.yml b/metadata/xyz.deepdaikon.xeonjia.yml
index de47a8d970..cd98dc62b7 100644
--- a/metadata/xyz.deepdaikon.xeonjia.yml
+++ b/metadata/xyz.deepdaikon.xeonjia.yml
@@ -22,10 +22,8 @@ Builds:
       - flutter@v1.12.13+hotfix.8
     rm:
       - ios
-    prebuild:
-      - echo 'android.applicationVariants.all { variant -> variant.outputs.all { output
-        -> outputFileName = "app-${output.baseName}.apk" } }' >> android/app/build.gradle
-      - sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
+    prebuild: echo 'android.applicationVariants.all { variant -> variant.outputs.all
+        { output -> outputFileName = "app-${output.baseName}.apk" } }' >> android/app/build.gradle
     build:
       - $$flutter$$/bin/flutter config --no-analytics
       - $$flutter$$/bin/flutter pub get
@@ -39,10 +37,8 @@ Builds:
       - flutter@v1.12.13+hotfix.8
     rm:
       - ios
-    prebuild:
-      - echo 'android.applicationVariants.all { variant -> variant.outputs.all { output
-        -> outputFileName = "app-${output.baseName}.apk" } }' >> android/app/build.gradle
-      - sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
+    prebuild: echo 'android.applicationVariants.all { variant -> variant.outputs.all
+        { output -> outputFileName = "app-${output.baseName}.apk" } }' >> android/app/build.gradle
     build:
       - $$flutter$$/bin/flutter config --no-analytics
       - $$flutter$$/bin/flutter pub get
@@ -56,10 +52,8 @@ Builds:
       - flutter@v1.12.13+hotfix.8
     rm:
       - ios
-    prebuild:
-      - echo 'android.applicationVariants.all { variant -> variant.outputs.all { output
-        -> outputFileName = "app-${output.baseName}.apk" } }' >> android/app/build.gradle
-      - sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
+    prebuild: echo 'android.applicationVariants.all { variant -> variant.outputs.all
+        { output -> outputFileName = "app-${output.baseName}.apk" } }' >> android/app/build.gradle
     build:
       - $$flutter$$/bin/flutter config --no-analytics
       - $$flutter$$/bin/flutter pub get
diff --git a/metadata/xyz.deepdaikon.zoysii.yml b/metadata/xyz.deepdaikon.zoysii.yml
index 02c08a46de..ebede86d79 100644
--- a/metadata/xyz.deepdaikon.zoysii.yml
+++ b/metadata/xyz.deepdaikon.zoysii.yml
@@ -78,10 +78,8 @@ Builds:
       - flutter@v1.12.13+hotfix.5
     rm:
       - ios
-    prebuild:
-      - echo 'android.applicationVariants.all { variant -> variant.outputs.all { output
-        -> outputFileName = "app-${output.baseName}.apk" } }' >> android/app/build.gradle
-      - sed -i '/systemProp\.http\.proxy/d' ~/.gradle/gradle.properties
+    prebuild: echo 'android.applicationVariants.all { variant -> variant.outputs.all
+        { output -> outputFileName = "app-${output.baseName}.apk" } }' >> android/app/build.gradle
     build:
       - $$flutter$$/bin/flutter config --no-analytics
       - $$flutter$$/bin/flutter build apk