diff --git a/BE/src/chat/chat.service.ts b/BE/src/chat/chat.service.ts
index 6827a9b..ee5b6b7 100644
--- a/BE/src/chat/chat.service.ts
+++ b/BE/src/chat/chat.service.ts
@@ -275,9 +275,9 @@ export class ChatService {
     } else if (room.writer !== userId && room.user !== userId) {
       throw new HttpException('권한이 없습니다.', 403);
     } else if (room.writer === userId && room.writer_hide === true) {
-      throw new HttpException('채팅방이 존재하지 않습니다.', 404);
+      throw new HttpException('숨긴 채팅방입니다.', 403);
     } else if (room.user === userId && room.user_hide === true) {
-      throw new HttpException('채팅방이 존재하지 않습니다.', 404);
+      throw new HttpException('숨긴 채팅방입니다.', 403);
     }
   }