diff --git a/.github/workflows/close-on-invalid-label.yaml b/.github/workflows/close-on-invalid-label.yaml
index 1d3335dd75..153e729fc6 100644
--- a/.github/workflows/close-on-invalid-label.yaml
+++ b/.github/workflows/close-on-invalid-label.yaml
@@ -23,7 +23,7 @@ jobs:
         run: gh issue close ${{ github.event.issue.html_url }}
 
       - name: Close PR
-        if: ${{ github.event_name == 'pull_request' }}
+        if: ${{ github.event_name == 'pull_request_target' }}
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-        run: gh pr close ${{ github.event.pull_request.html_url }}
+        run: gh pr close ${{ github.event.pull_request_target.html_url }}