diff --git a/.github/workflows/merge-build.yml b/.github/workflows/merge-build.yml
index c715798..e12af43 100644
--- a/.github/workflows/merge-build.yml
+++ b/.github/workflows/merge-build.yml
@@ -61,6 +61,7 @@ jobs:
         uses: actions/checkout@v4
         with:
           repository: Commonjava/commonjava-images
+          ref: ubi9
           path: commonjava-images
 
       - name: Locate artifacts