diff --git a/metadata/org.koitharu.kotatsu.yml b/metadata/org.koitharu.kotatsu.yml
index a645cd9a61..9fea2d5027 100644
--- a/metadata/org.koitharu.kotatsu.yml
+++ b/metadata/org.koitharu.kotatsu.yml
@@ -325,7 +325,18 @@ Builds:
     gradle:
       - yes
 
+  - versionName: 3.4.9
+    versionCode: 421
+    commit: 9c740c5cc195f34d53c9d1d26df83084d5ba4ef5
+    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 v%v
 UpdateCheckMode: Tags ^v[0-9.]+$
-CurrentVersion: 3.4.8
-CurrentVersionCode: 420
+CurrentVersion: 3.4.9
+CurrentVersionCode: 421