diff --git a/gateway/run.py b/gateway/run.py
index 44ac3750..59f74b39 100644
--- a/gateway/run.py
+++ b/gateway/run.py
@@ -1254,8 +1254,7 @@ class GatewayRunner:
         )
         
         # Let the normal message handler process it
-        await self._handle_message(retry_event)
-        return None  # Response sent through normal flow
+        return await self._handle_message(retry_event)
     
     async def _handle_undo_command(self, event: MessageEvent) -> str:
         """Handle /undo command - remove the last user/assistant exchange."""