1 files changed, 0 insertions, 4 deletions
diff --git a/synapse/config/experimental.py b/synapse/config/experimental.py
index 5fe5b951dd..d9ad5fc32d 100644
--- a/synapse/config/experimental.py
+++ b/synapse/config/experimental.py
@@ -436,10 +436,6 @@ class ExperimentalConfig(Config):
                 ("experimental", "msc4108_delegation_endpoint"),
             )
 
-        self.msc4115_membership_on_events = experimental.get(
-            "msc4115_membership_on_events", False
-        )
-
         self.msc3916_authenticated_media_enabled = experimental.get(
             "msc3916_authenticated_media_enabled", False
         )