diff --git a/metadata/ch.bailu.aat.yml b/metadata/ch.bailu.aat.yml
index 94829d9be3..dce6603e94 100644
--- a/metadata/ch.bailu.aat.yml
+++ b/metadata/ch.bailu.aat.yml
@@ -208,7 +208,16 @@ Builds:
     prebuild: sed -i -e 's/21.3.6528147/21.4.7075529/' build.gradle
     ndk: r21e
 
+  - versionName: v1.21
+    versionCode: 34
+    commit: 2ad8f087e9b7212d10866f1ccab5caa73c126190
+    subdir: app
+    gradle:
+      - yes
+    prebuild: sed -i -e 's/21.3.6528147/21.4.7075529/' build.gradle
+    ndk: r21e
+
 AutoUpdateMode: Version %v
 UpdateCheckMode: Tags
-CurrentVersion: v1.20
-CurrentVersionCode: 33
+CurrentVersion: v1.21
+CurrentVersionCode: 34