diff --git a/metadata/de.wuapps.moredays.yml b/metadata/de.wuapps.moredays.yml
index c0e4b2c705..2738a64723 100644
--- a/metadata/de.wuapps.moredays.yml
+++ b/metadata/de.wuapps.moredays.yml
@@ -114,7 +114,18 @@ Builds:
     gradle:
       - yes
 
+  - versionName: 1.0.21
+    versionCode: 21
+    commit: 3ae964ad1b161fbea0b75ad13b2b84543dd089d0
+    subdir: app
+    sudo:
+      - apt-get update
+      - apt-get install -y openjdk-17-jdk-headless
+      - update-java-alternatives -a
+    gradle:
+      - yes
+
 AutoUpdateMode: Version
 UpdateCheckMode: Tags
-CurrentVersion: 1.0.20
-CurrentVersionCode: 20
+CurrentVersion: 1.0.21
+CurrentVersionCode: 21