diff --git a/.github/workflows/lint_and_test.yml b/.github/workflows/lint_and_test.yml
index 65ddb85..9afd283 100644
--- a/.github/workflows/lint_and_test.yml
+++ b/.github/workflows/lint_and_test.yml
@@ -51,7 +51,7 @@ jobs:
     steps:
     - uses: actions/checkout@v3
       with:
-        ref: ${{ github.event.pull_request.head.sha }}
+        ref: ${{ github.head_ref }}
   
     - uses: actions/setup-node@v3
       with: