1 files changed, 6 insertions, 1 deletions
diff --git a/synapse/handlers/message.py b/synapse/handlers/message.py
index 1980e37dae..b5fede9496 100644
--- a/synapse/handlers/message.py
+++ b/synapse/handlers/message.py
@@ -1444,7 +1444,12 @@ class EventCreationHandler:
             if state_entry.state_group in self._external_cache_joined_hosts_updates:
                 return
 
-            joined_hosts = await self.store.get_joined_hosts(event.room_id, state_entry)
+            state = await state_entry.get_state(
+                self._storage_controllers.state, StateFilter.all()
+            )
+            joined_hosts = await self.store.get_joined_hosts(
+                event.room_id, state, state_entry
+            )
 
             # Note that the expiry times must be larger than the expiry time in
             # _external_cache_joined_hosts_updates.