diff --git a/metadata/com.rechnen.app.yml b/metadata/com.rechnen.app.yml
index 6f29a1b360..45b608c390 100644
--- a/metadata/com.rechnen.app.yml
+++ b/metadata/com.rechnen.app.yml
@@ -64,7 +64,18 @@ Builds:
     gradle:
       - yes
 
+  - versionName: '1.9'
+    versionCode: 10
+    commit: ebdab8559ca5be5e1cddb16907ca54b3864b7699
+    subdir: app
+    sudo:
+      - apt-get update || apt-get update
+      - apt-get install -y openjdk-11-jdk-headless
+      - update-alternatives --auto java
+    gradle:
+      - yes
+
 AutoUpdateMode: Version release-%v
 UpdateCheckMode: Tags
-CurrentVersion: '1.8'
-CurrentVersionCode: 9
+CurrentVersion: '1.9'
+CurrentVersionCode: 10