diff --git a/.github/workflows/pr-comment.yml b/.github/workflows/pr-comment.yml
index bd143fe446..881e1d6bc0 100644
--- a/.github/workflows/pr-comment.yml
+++ b/.github/workflows/pr-comment.yml
@@ -10,7 +10,7 @@ jobs:
     steps:
       - uses: actions/checkout@v4
         with:
-          ref: ${{ github.event.pull_request.merge_commit_sha }}
+          ref: ${{ github.event.pull_request.head.sha }}
           persist-credentials: false
       - name: Preparar Python v3.11
         uses: actions/setup-python@v4