diff --git a/.github/workflows/pr.yaml b/.github/workflows/pr.yaml
index 7bc3ae9b..079e2ad7 100644
--- a/.github/workflows/pr.yaml
+++ b/.github/workflows/pr.yaml
@@ -62,11 +62,12 @@ jobs:
         if: always()
         id: breaking
         run: |
-          echo "diff=$(swagger diff  --break <(git show HEAD~1:swaggerui/html/swagger.json --quiet) ./swaggerui/html/swagger.json)\n" >> $GITHUB_OUTPUT
+          echo "diff=$(swagger diff  --break <(git show HEAD~1:swaggerui/html/swagger.json --quiet) ./swaggerui/html/swagger.json)\\n" >> $GITHUB_OUTPUT
       - name: Add comment
         if: always()
         uses: mshick/add-pr-comment@v2
         with:
+          message-id: breaking-comment
           message: |
             Swagger have breaking changes:
             ```text