diff --git a/.github/workflows/build-release-on-main-push.yml b/.github/workflows/build-release-on-main-push.yml
index 0c81554..b53f036 100644
--- a/.github/workflows/build-release-on-main-push.yml
+++ b/.github/workflows/build-release-on-main-push.yml
@@ -66,7 +66,6 @@ jobs:
 
       - id: merge-main-to-dev
         run: |
-          git fetch --unshallow
           git checkout dev
           git pull
           git merge --no-ff main -m "[release] auto-merge released main back to dev"