diff --git a/.github/workflows/build-test.yml b/.github/workflows/build-test.yml
index eac2e3f..39df6b3 100644
--- a/.github/workflows/build-test.yml
+++ b/.github/workflows/build-test.yml
@@ -20,7 +20,7 @@ jobs:
       - name: Checkout code
         uses: actions/checkout@v4
         with:
-          ref: ${{ github.head_ref }}
+          ref: ${{ github.ref }}
 
       - name: Cache Coursier
         uses: coursier/cache-action@v6.4