diff --git a/backend/app/services/github_events.py b/backend/app/services/github_events.py
index 64edece..610e5da 100644
--- a/backend/app/services/github_events.py
+++ b/backend/app/services/github_events.py
@@ -198,7 +198,6 @@ async def handle_pr_review_comment(payload: Dict[str, Any], db: AsyncSession):
 
     action = payload["action"]
     pr_number = payload["pull_request"]["number"]
-    comment = payload["comment"]
 
     logger.info(f"PR #{pr_number} review comment {action}")