diff --git a/metadata/com.evilinsult.yml b/metadata/com.evilinsult.yml
index 0eb81c93d1..01aef689cb 100644
--- a/metadata/com.evilinsult.yml
+++ b/metadata/com.evilinsult.yml
@@ -35,6 +35,10 @@ Builds:
     versionCode: 31
     commit: e5c0ac7b60671954b180b81815527b038bc034ab
     subdir: app
+    sudo:
+      - apt-get update || apt-get update
+      - apt-get install -y openjdk-11-jdk-headless
+      - update-alternatives --auto java
     gradle:
       - yes
 
diff --git a/metadata/com.example.deeplviewer.yml b/metadata/com.example.deeplviewer.yml
index a0d73a5fe7..ce2d2d18d3 100644
--- a/metadata/com.example.deeplviewer.yml
+++ b/metadata/com.example.deeplviewer.yml
@@ -97,6 +97,10 @@ Builds:
     versionCode: 20
     commit: 3efc50997eb40652f9e1aa9873f8c7b964766e14
     subdir: app
+    sudo:
+      - apt-get update || apt-get update
+      - apt-get install -y openjdk-11-jdk-headless
+      - update-alternatives --auto java
     gradle:
       - yes
 
diff --git a/metadata/com.luk.saucenao.yml b/metadata/com.luk.saucenao.yml
index f7266054f8..77a994d188 100644
--- a/metadata/com.luk.saucenao.yml
+++ b/metadata/com.luk.saucenao.yml
@@ -4,13 +4,13 @@ Categories:
   - Internet
   - Multimedia
 License: Apache-2.0
+AuthorName: luk1337
+AuthorEmail: priv.luk@gmail.com
+AuthorWebSite: https://kremowka.xyz
 SourceCode: https://github.com/LuK1337/SauceNAO
 IssueTracker: https://github.com/luk1337/SauceNAO/issues
 
 AutoName: SauceNAO
-Description: |-
-    Unofficial application for <a href="https://saucenao.com">SauceNAO</a> reverse image search
-    engine.
 
 RepoType: git
 Repo: https://github.com/LuK1337/SauceNAO
@@ -78,9 +78,12 @@ Builds:
     versionCode: 9
     commit: afd6df3397c9665a97a36460db6e48289015a4b2
     subdir: app
+    sudo:
+      - apt-get update || apt-get update
+      - apt-get install -y openjdk-11-jdk-headless
+      - update-alternatives --auto java
     gradle:
-      - yes
-    prebuild: sed -i -e 's/6.8-rc-1/6.7/' ../gradle/wrapper/gradle-wrapper.properties
+      - github
 
 AutoUpdateMode: Version v%v
 UpdateCheckMode: Tags
diff --git a/metadata/org.scoutant.rpn.yml b/metadata/org.scoutant.rpn.yml
index ba7218d9a1..d140927eb4 100644
--- a/metadata/org.scoutant.rpn.yml
+++ b/metadata/org.scoutant.rpn.yml
@@ -34,6 +34,7 @@ Builds:
 
   - versionName: '1.3'
     versionCode: 4
+    disable: https://github.com/scoutant/rpn/issues/11
     commit: c6e6cabe0d01c8870fa59c68af55227d27365b54
     subdir: app
     sudo: