1 files changed, 1 insertions, 1 deletions
diff --git a/synapse/handlers/sync.py b/synapse/handlers/sync.py
index df9a088063..350c3fa09a 100644
--- a/synapse/handlers/sync.py
+++ b/synapse/handlers/sync.py
@@ -1520,7 +1520,7 @@ class SyncHandler:
         if sync_config.use_state_after:
             delta_state_ids: MutableStateMap[str] = {}
 
-            if members_to_fetch is not None:
+            if members_to_fetch:
                 # We're lazy-loading, so the client might need some more member
                 # events to understand the events in this timeline. So we always
                 # fish out all the member events corresponding to the timeline