diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index bd50ebbb..b35a5bda 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -237,9 +237,11 @@ jobs:
       - run: tools/manifest.sh
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-      - id: diff
+      - name: Handle diff
+        id: diff
         run: tools/ci/manifest.sh
         if: github.repository_owner == 'taiki-e' && (github.event_name == 'schedule' || github.event_name == 'push' && github.ref == 'refs/heads/main')
+      - run: git add -N . && git diff --exit-code
       - id: create-pull-request
         uses: peter-evans/create-pull-request@v7
         with:
@@ -263,4 +265,3 @@ jobs:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
           PR_NUMBER: ${{ steps.create-pull-request.outputs.pull-request-number }}
         if: github.repository_owner == 'taiki-e' && (github.event_name == 'schedule' || github.event_name == 'push' && github.ref == 'refs/heads/main') && steps.diff.outputs.success == 'false' && (steps.create-pull-request.outputs.pull-request-operation == 'created' || steps.create-pull-request.outputs.pull-request-operation == 'updated')
-      - run: git add -N . && git diff --exit-code