diff --git a/metadata/com.appmindlab.nano.yml b/metadata/com.appmindlab.nano.yml
index 7d2961bf11..fba6b98e8b 100644
--- a/metadata/com.appmindlab.nano.yml
+++ b/metadata/com.appmindlab.nano.yml
@@ -415,7 +415,18 @@ Builds:
     gradle:
       - yes
 
+  - versionName: 4.2.4a
+    versionCode: 1260
+    commit: 73433a5968741bde10e5ce1db32f7569bdcb43b1
+    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
-CurrentVersion: 4.2.4
-CurrentVersionCode: 1259
+CurrentVersion: 4.2.4a
+CurrentVersionCode: 1260