1 files changed, 1 insertions, 1 deletions

diff --git a/synapse/handlers/events.py b/synapse/handlers/events.py

index 1b996c420d..a3add8a586 100644
--- a/synapse/handlers/events.py
+++ b/synapse/handlers/events.py
@@ -119,7 +119,7 @@ class EventStreamHandler:
 
             events.extend(to_add)
 
-            chunks = await self._event_serializer.serialize_events(
+            chunks = self._event_serializer.serialize_events(
                 events,
                 time_now,
                 as_client_event=as_client_event,