diff --git a/.github/actions/run-test/action.yml b/.github/actions/run-test/action.yml
index 83d0ef901b..013d2b7d5d 100644
--- a/.github/actions/run-test/action.yml
+++ b/.github/actions/run-test/action.yml
@@ -73,7 +73,8 @@ runs:
       if: ${{ !cancelled() }}
       shell: bash
     - name: Upload blob report
-      if: ${{ !cancelled() }}
+      # We only merge reports for PRs as per .github/workflows/create_test_report.yml.
+      if: ${{ !cancelled() && github.event.workflow_run.event == 'pull_request' }}
       uses: ./.github/actions/upload-blob-report
       with:
         report_dir: blob-report