1 files changed, 2 insertions, 0 deletions
diff --git a/synapse/api/constants.py b/synapse/api/constants.py
index 8e3b404aed..8db302b3d8 100644
--- a/synapse/api/constants.py
+++ b/synapse/api/constants.py
@@ -230,6 +230,8 @@ class EventContentFields:
 
     ROOM_NAME: Final = "name"
 
+    MEMBERSHIP: Final = "membership"
+
     # Used in m.room.guest_access events.
     GUEST_ACCESS: Final = "guest_access"