diff --git a/metadata/juloo.keyboard2.yml b/metadata/juloo.keyboard2.yml
index debbcdeb46..9732cae486 100644
--- a/metadata/juloo.keyboard2.yml
+++ b/metadata/juloo.keyboard2.yml
@@ -98,11 +98,28 @@ Builds:
       - make _build/juloo.keyboard2.unsigned-apk
       - mv _build/juloo.keyboard2.unsigned-apk unsigned.apk
 
+  - versionName: 1.13.1
+    versionCode: 18
+    commit: 39da0351355d4d940eadf149ee9007ee85c755c9
+    sudo:
+      - apt-get update || apt-get update
+      - apt-get install -y openjdk-11-jdk-headless
+      - update-alternatives --auto java
+    output: unsigned.apk
+    prebuild:
+      - JAVA_HOME=/usr/lib/jvm/java-8-openjdk-amd64 $$SDK$$/tools/bin/sdkmanager 'platforms;android-30'
+        'build-tools;31.0.0' 'build-tools;30.0.3' > /dev/null
+      - cp $$SDK$$/build-tools/30.0.3/lib/dx.jar $$SDK$$/build-tools/31.0.0/lib/dx.jar
+      - cp $$SDK$$/build-tools/30.0.3/dx $$SDK$$/build-tools/31.0.0/dx
+    build:
+      - make _build/juloo.keyboard2.unsigned-apk
+      - mv _build/juloo.keyboard2.unsigned-apk unsigned.apk
+
 MaintainerNotes: |-
     Requires Android Build Tools <= 30.0.3. The build script uses 'dx' that
     seems to be gone in 31.0.0.
 
 AutoUpdateMode: Version
 UpdateCheckMode: Tags
-CurrentVersion: 1.13.0
-CurrentVersionCode: 17
+CurrentVersion: 1.13.1
+CurrentVersionCode: 18