diff --git a/server/socket/src/gateway/room.interface.ts b/server/socket/src/gateway/room.interface.ts
index 4c5ee3fc..6cd938f8 100644
--- a/server/socket/src/gateway/room.interface.ts
+++ b/server/socket/src/gateway/room.interface.ts
@@ -6,6 +6,7 @@ export interface IRoomRequest {
   kickNickname?: string;
   field?: string;
   img?: string;
+  maxHead: number;
 }
 
 export enum MessageType {