diff --git a/metadata/com.lavabit.pahoehoe.yml b/metadata/com.lavabit.pahoehoe.yml
index 89a0a16111..28a7784adf 100644
--- a/metadata/com.lavabit.pahoehoe.yml
+++ b/metadata/com.lavabit.pahoehoe.yml
@@ -57,7 +57,12 @@ Builds:
     subdir: android/app
     sudo:
       - apt-get update || apt-get update
-      - apt-get install -y -t testing golang-go
+      - apt-get install -y openjdk-11-jdk-headless
+      - update-alternatives --auto java
+      - curl -Lso go.tar.gz https://dl.google.com/go/go1.14.2.linux-amd64.tar.gz
+      - echo '6272d6e940ecb71ea5636ddb5fab3933e087c1356173c61f4a803895e947ebb3 go.tar.gz'
+        | sha256sum -c -
+      - tar xzf go.tar.gz --strip-components=1 -C /usr/local/
     gradle:
       - lavabitProductionFat
     rm:
@@ -66,8 +71,8 @@ Builds:
       - desktop/
     prebuild:
       - sed -i -e "/^task updateSdkLicences/,/^}/d; /commandLine 'git'/d" build.gradle
-      - $$SDK$$/tools/bin/sdkmanager 'platforms;android-30' 'build-tools;30.0.3' |
-        grep -v '=' || true
+      - JAVA_HOME=/usr/lib/jvm/java-8-openjdk-amd64 $$SDK$$/tools/bin/sdkmanager 'platforms;android-30'
+        'build-tools;30.0.3' > /dev/null
     scandelete:
       - android/go/
       - android/ics-openvpn/
diff --git a/metadata/com.nextcloud.android.beta.yml b/metadata/com.nextcloud.android.beta.yml
index 533ed5fe65..b41fd5bdc6 100644
--- a/metadata/com.nextcloud.android.beta.yml
+++ b/metadata/com.nextcloud.android.beta.yml
@@ -9025,28 +9025,29 @@ Builds:
     scandelete:
       - src/androidTest/assets/
 
-  - versionName: '20220405'
-    versionCode: 20220405
-    disable: contains binary libopencv_java4.so
-    commit: 4f7e7b38c03b38d69833a69e1522008e87d6bf70
+  - versionName: '20220421'
+    versionCode: 20220421
+    commit: 01a602dd0c241eaa1f247df18932e8b6883ca19c
     sudo:
       - apt-get update || apt-get update
       - apt-get install -y openjdk-11-jdk-headless
       - update-alternatives --auto java
     gradle:
-      - versionDev
+      - generic
+    output: app/build/outputs/apk/generic/release/generic-release-*.apk
     rm:
       - user_manual
     prebuild:
       - mkdir -p $HOME/.gradle
       - echo "org.gradle.jvmargs=-Xmx9g -XX:MaxMetaspaceSize=512m -XX:+HeapDumpOnOutOfMemoryError"
         > $HOME/.gradle/gradle.properties
+      - sed -i -e '/generic {/,/}/d' -e 's/versionDev {/generic {/' app/build.gradle
     scandelete:
       - app/src/androidTest/assets
 
 MaintainerNotes: Tags get removed. See https://github.com/nextcloud/android/issues/969.
 
-AutoUpdateMode: None
+AutoUpdateMode: Version
 UpdateCheckMode: Tags ^dev
 CurrentVersion: '20220421'
 CurrentVersionCode: 20220421
diff --git a/metadata/com.oF2pks.classyshark3xodus.yml b/metadata/com.oF2pks.classyshark3xodus.yml
index 01684f0079..3fd6db3a3e 100644
--- a/metadata/com.oF2pks.classyshark3xodus.yml
+++ b/metadata/com.oF2pks.classyshark3xodus.yml
@@ -225,6 +225,10 @@ Builds:
     versionCode: 31
     commit: 08b19e36918e8b27fcd7f7d4e440f5bceed778de
     subdir: ClassySharkAndroid/app
+    sudo:
+      - apt-get update || apt-get update
+      - apt-get install -y openjdk-11-jdk-headless
+      - update-alternatives --auto java
     gradle:
       - yes
     scanignore:
diff --git a/metadata/com.tailscale.ipn.yml b/metadata/com.tailscale.ipn.yml
index 57c435b3f1..161e4a2841 100644
--- a/metadata/com.tailscale.ipn.yml
+++ b/metadata/com.tailscale.ipn.yml
@@ -827,7 +827,7 @@ Builds:
       - export ANDROID_SDK_ROOT=$$SDK$$
       - export ANDROID_NDK_ROOT=$$NDK$$
       - make -C .. release_aar
-    ndk: r21e
+    ndk: r23b
 
 AutoUpdateMode: Version v%v
 UpdateCheckMode: Tags
diff --git a/metadata/de.spiritcroc.riotx.yml b/metadata/de.spiritcroc.riotx.yml
index 8bf2124b2b..5a5907d2e2 100644
--- a/metadata/de.spiritcroc.riotx.yml
+++ b/metadata/de.spiritcroc.riotx.yml
@@ -857,17 +857,13 @@ Builds:
     gradle:
       - fdroid
     srclibs:
-      - jitsi-meet@android-sdk-3.10.0
+      - jitsi-meet@android-sdk-5.0.2
     prebuild:
       - sed -i -e '/com.google.gms.google-services/d' build.gradle ../build.gradle
       - sed -i -e 's/enable true/enable false/g' build.gradle
-      - sed -i -e 's|"https://github.com/vector-im.*"|"https://jitpack.io/"|' -e "s|'https://gitlab.matrix.org.*'|'https://jitpack.io/'|"
-        ../build.gradle
-      - sed -i -e '/repositories {/a mavenLocal()' -e '/repositories {/a mavenCentral()'
-        ../build.gradle
+      - sed -i -e 's|"https://github.com/vector-im.*"|"https://jitpack.io/"|' ../build.gradle
+      - sed -i -e '/repositories {/a mavenLocal()' ../build.gradle
       - sed -i -e '/gplayImplementation(.*) {/,/}/d; /gplayImplementation/d' build.gradle
-      - sed -i -e 's/org.matrix.android:olm:3.2.7/org.matrix.android:olm-sdk:3.2.10/'
-        ../matrix-sdk-android/build.gradle
     build:
       - cd $$jitsi-meet$$
       - export LIBRE_BUILD=true
diff --git a/metadata/org.ghostsinthelab.apps.guilelessbopomofo.yml b/metadata/org.ghostsinthelab.apps.guilelessbopomofo.yml
index 0a35ac632a..28f44c477b 100644
--- a/metadata/org.ghostsinthelab.apps.guilelessbopomofo.yml
+++ b/metadata/org.ghostsinthelab.apps.guilelessbopomofo.yml
@@ -348,7 +348,7 @@ Builds:
       - yes
     prebuild: JAVA_HOME=/usr/lib/jvm/java-8-openjdk-amd64 $$SDK$$/tools/bin/sdkmanager
         'cmake;3.18.1' > /dev/null
-    ndk: r23b
+    ndk: r22b
 
 AutoUpdateMode: Version %v
 UpdateCheckMode: Tags
diff --git a/metadata/org.jellyfin.androidtv.yml b/metadata/org.jellyfin.androidtv.yml
index 85441b1393..513dad24e1 100644
--- a/metadata/org.jellyfin.androidtv.yml
+++ b/metadata/org.jellyfin.androidtv.yml
@@ -20,6 +20,7 @@ Binaries: https://repo.jellyfin.org/releases/client/androidtv/versions/v%v/jelly
 Builds:
   - versionName: 0.13.3
     versionCode: 130399
+    disable: https://github.com/jellyfin/jellyfin-androidtv/issues/1639
     commit: v0.13.3
     subdir: app
     sudo: