diff --git a/metadata/org.grakovne.lissen.yml b/metadata/org.grakovne.lissen.yml
index 07bcce1ff6..c6c8a40c10 100644
--- a/metadata/org.grakovne.lissen.yml
+++ b/metadata/org.grakovne.lissen.yml
@@ -37,7 +37,19 @@ Builds:
     gradle:
       - yes
 
+  - versionName: 1.0.20
+    versionCode: 21
+    commit: 8a70bb2f22f7f54e6ece4769417528e981b5d0f9
+    subdir: app
+    sudo:
+      - echo "deb https://deb.debian.org/debian trixie main" > /etc/apt/sources.list.d/trixie.list
+      - apt-get update
+      - apt-get install -y -t trixie openjdk-21-jdk-headless
+      - update-alternatives --auto java
+    gradle:
+      - yes
+
 AutoUpdateMode: Version
 UpdateCheckMode: Tags
-CurrentVersion: 1.0.18
-CurrentVersionCode: 19
+CurrentVersion: 1.0.20
+CurrentVersionCode: 21