diff --git a/gateway/run.py b/gateway/run.py
index 6522c4e9706..129827cbfb6 100644
--- a/gateway/run.py
+++ b/gateway/run.py
@@ -7025,7 +7025,7 @@ class GatewayRunner:
                             pass
                         await adapter.send(
                             source.chat_id, notice,
-                            metadata=getattr(event, 'metadata', None),
+                            metadata=self._thread_metadata_for_source(source),
                         )
             except Exception as e:
                 logger.debug("Auto-reset notification failed (non-fatal): %s", e)