diff --git a/.github/workflows/codingstyle.yml b/.github/workflows/codingstyle.yml
index 24ef3b07..48f67b37 100644
--- a/.github/workflows/codingstyle.yml
+++ b/.github/workflows/codingstyle.yml
@@ -10,10 +10,10 @@ jobs:
         run: pip install cpplint
       - name: Check coding style
         run: |
-          cpplint --recursive --quiet --verbose=3 .
+          cpplint --recursive --quiet --verbose=3 . 2> tmp
       - name: Comment PR
-        if: ${{ failure() }}
+        if: ${{ failure() && github.event_name == 'pull_request' }}
         uses: thollander/actions-comment-pull-request@master
         with:
-          message: 'Example of message !'
+          message: ${{ cat tmp }}
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
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