diff --git a/.github/workflows/maven.yml b/.github/workflows/maven.yml
index aa2782227a..eca9719c27 100644
--- a/.github/workflows/maven.yml
+++ b/.github/workflows/maven.yml
@@ -20,7 +20,7 @@ name: Maven CI
 on:
   workflow_dispatch: {}
   push:
-    branches: [ main ]
+    branches: [ main, 1.9.x ]
   pull_request:
     branches: [ ]