1 files changed, 0 insertions, 1 deletions
diff --git a/synapse/notifier.py b/synapse/notifier.py
index ced9e9ad66..c87eb748c0 100644
--- a/synapse/notifier.py
+++ b/synapse/notifier.py
@@ -721,7 +721,6 @@ class Notifier:
                         user.to_string(),
                         new_events,
                         is_peeking=is_peeking,
-                        msc4115_membership_on_events=self.hs.config.experimental.msc4115_membership_on_events,
                     )
                 elif keyname == StreamKeyType.PRESENCE:
                     now = self.clock.time_msec()