1 files changed, 0 insertions, 1 deletions

diff --git a/synapse/state/v2.py b/synapse/state/v2.py

index 0e609114ef..6a16f38a15 100644
--- a/synapse/state/v2.py
+++ b/synapse/state/v2.py
@@ -574,7 +574,6 @@ async def _iterative_auth_checks(
 
         try:
             event_auth.check_auth_rules_for_event(
-                room_version,
                 event,
                 auth_events.values(),
             )