diff --git a/.github/workflows/preview.yaml b/.github/workflows/preview.yaml
index 3d1f17be..d7030e45 100644
--- a/.github/workflows/preview.yaml
+++ b/.github/workflows/preview.yaml
@@ -148,7 +148,7 @@ jobs:
 
   update_pr_check:
     needs: preview
-    if: always() && github.event.workflow_run.event == 'pull_request'
+    if: always() && github.event.workflow_run.conclusion == 'success' && github.event.workflow_run.event == 'pull_request'
     runs-on: ubuntu-latest
     steps:
     - name: Update PR check