diff --git a/.github/workflows/pr.yml b/.github/workflows/pr.yml
index 6b9138306e2..14aea7a3643 100644
--- a/.github/workflows/pr.yml
+++ b/.github/workflows/pr.yml
@@ -46,7 +46,8 @@ jobs:
         id: diff
         run: |
           git add .
-          git diff --cached --exit-code
+          git diff --cached --name-only | sed -E 's/^(.*)$/::error file=\1,title=Diff detected::Please run `pnpm run preflight` and commit the changes./'
+          git diff --cached --name-only --exit-code
         continue-on-error: true
 
       - name: Transpile ts