diff --git a/.github/workflows/label-pr.yml b/.github/workflows/label-pr.yml
index 2838ec85e6b..ed7044fd012 100644
--- a/.github/workflows/label-pr.yml
+++ b/.github/workflows/label-pr.yml
@@ -20,6 +20,7 @@ jobs:
       - uses: actions/checkout@v4
         with:
           fetch-depth: 0
+          ref: ${{ github.event.pull_request.head.sha }}
       - name: Determine and apply label
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}