diff --git a/relay/client_connection.py b/relay/client_connection.py
index 1480e2a..f6eb742 100644
--- a/relay/client_connection.py
+++ b/relay/client_connection.py
@@ -113,7 +113,8 @@ class NostrClientConnection:
             await self.broadcast_event(self, e)
         else:
             logger.warning(
-                f"[NOSTRRELAY CLIENT] ❌ No broadcast_event callback available for event {e.id}"
+                "[NOSTRRELAY CLIENT] ❌ No broadcast_event callback available "
+                f"for event {e.id}"
             )
 
     async def _handle_message(self, data: list) -> list: