diff --git a/.github/workflows/auto-merge.yml b/.github/workflows/auto-merge.yml
index 37c117f8b0..1f9b6b49e8 100644
--- a/.github/workflows/auto-merge.yml
+++ b/.github/workflows/auto-merge.yml
@@ -19,7 +19,7 @@ jobs:
       - uses: actions/checkout@v2
         with:
           fetch-depth: 0
-          ref: 1.0.27-release
+          ref: 1.0.28-release
   
       - name: merge commits from main to release branch
         run: |