1 files changed, 1 insertions, 1 deletions
diff --git a/synapse/storage/state.py b/synapse/storage/state.py
index b910646d74..9496c935a7 100644
--- a/synapse/storage/state.py
+++ b/synapse/storage/state.py
@@ -74,7 +74,7 @@ class StateStore(SQLBaseStore):
                 }
             )
 
-            for state in event.state_events:
+            for state in event.state_events.values():
                 self._simple_insert_txn(
                     txn,
                     table="state_groups_state",