1 files changed, 6 insertions, 3 deletions
diff --git a/synapse/storage/events.py b/synapse/storage/events.py
index 80187722ea..2d2270b297 100644
--- a/synapse/storage/events.py
+++ b/synapse/storage/events.py
@@ -128,9 +128,6 @@ class EventsStore(SQLBaseStore):
                     is_new_state=is_new_state,
                     current_state=current_state,
                 )
-                self._events_stream_cache.room_has_changed(
-                    None, event.room_id, stream_ordering
-                )
         except _RollbackButIsFineException:
             pass
 
@@ -213,6 +210,12 @@ class EventsStore(SQLBaseStore):
         for event, _ in events_and_contexts:
             txn.call_after(self._invalidate_get_event_cache, event.event_id)
 
+            if not backfilled:
+                txn.call_after(
+                    self._events_stream_cache.room_has_changed,
+                    event.room_id, event.internal_metadata.stream_ordering,
+                )
+
         depth_updates = {}
         for event, _ in events_and_contexts:
             if event.internal_metadata.is_outlier():