diff --git a/roomserver/version/version.go b/roomserver/version/version.go
index da53dbc0a..0943e3843 100644
--- a/roomserver/version/version.go
+++ b/roomserver/version/version.go
@@ -83,6 +83,10 @@ var roomVersions = map[RoomVersionID]RoomVersionDescription{
 	},
 }
 
+func GetDefaultRoomVersion() RoomVersionID {
+	return RoomVersionV1
+}
+
 func GetRoomVersions() map[RoomVersionID]RoomVersionDescription {
 	return roomVersions
 }