diff --git a/.github/workflows/develop_ci.yml b/.github/workflows/develop_ci.yml
index bd151f40..a7a176e5 100644
--- a/.github/workflows/develop_ci.yml
+++ b/.github/workflows/develop_ci.yml
@@ -14,7 +14,7 @@ jobs:
         uses: actions/checkout@v2
 
       - name: Fetch all branches
-        run: git fetch origin '+refs/pull/*/head:refs/remotes/origin/pr/*'
+        run: git fetch origin '+refs/pull/*/merge:refs/remotes/origin/pr/*'
 
       - name: Checkout pull request branch
         run: git checkout origin/pr/${{ github.pr_number }}