diff --git a/room/PtlJoin.ts b/room/PtlJoin.ts
index 3992d50..c1e1e0b 100644
--- a/room/PtlJoin.ts
+++ b/room/PtlJoin.ts
@@ -1,3 +1,3 @@
 export interface ReqJoin { roomId: number }
 
-export type ResJoin = number
\ No newline at end of file
+export type ResJoin = [numberPeople: number, gameType: number]
\ No newline at end of file