diff --git a/metadata/com.physphil.android.unitconverterultimate.yml b/metadata/com.physphil.android.unitconverterultimate.yml
index 70b786aed3..2e17e0bc7e 100644
--- a/metadata/com.physphil.android.unitconverterultimate.yml
+++ b/metadata/com.physphil.android.unitconverterultimate.yml
@@ -169,7 +169,20 @@ Builds:
       - sed -i -e '/gms/d' -e 's/\(repositories {\)/\1 jcenter()/' ../build.gradle
       - sed -i -e '/firebase/d' build.gradle
 
+  - versionName: '5.7'
+    versionCode: 50700
+    commit: v5.7
+    subdir: app
+    gradle:
+      - base
+    prebuild:
+      - perl -0 -p -i -e 's|<Preference\s[^<]*<intent\s[^<]*\.DonateActivity".*?</Preference>\s*||s'
+        app/src/main/res/xml/preferences.xml
+      - perl -0 -p -i -e 's|<activity\s[^<]*"\.DonateActivity".*?/>\s*||s' app/src/main/AndroidManifest.xml
+      - sed -i -e '/gms/d' -e 's/\(repositories {\)/\1 jcenter()/' ../build.gradle
+      - sed -i -e '/firebase/d' build.gradle
+
 AutoUpdateMode: Version v%v
 UpdateCheckMode: Tags
-CurrentVersion: '5.6'
-CurrentVersionCode: 50600
+CurrentVersion: '5.7'
+CurrentVersionCode: 50700