diff --git a/BE/src/game/game.gateway.ts b/BE/src/game/game.gateway.ts
index 9ec1327..531b2e4 100644
--- a/BE/src/game/game.gateway.ts
+++ b/BE/src/game/game.gateway.ts
@@ -31,12 +31,13 @@ import { ExceptionMessage } from '../common/constants/exception-message';
 @UseInterceptors(GameActivityInterceptor)
 @UseFilters(new WsExceptionFilter())
 @WebSocketGateway({
-  // cors: {
-  //   origin: ['*,', 'https://admin.socket.io'], //이러면 배포에서 cors오류 생김
-  //   credentials: true
-  // },
   cors: {
-    origin: '*' //이러면 배포에서 admin ui 접근 안됨
+    origin: [
+      'https://news.taskify.shop',
+      'https://quizground.duckdns.org',
+      'https://admin.socket.io'
+    ],
+    credentials: true
   },
   namespace: '/game'
 })
@@ -179,7 +180,7 @@ export class GameGateway {
 
   setNewPlayerIdToCookie(headers) {
     const playerId = uuidv4();
-    headers['Set-Cookie'] = serialize('playerId', playerId);
+    headers['Set-Cookie'] = serialize('playerId', playerId, { sameSite: 'none', secure: true });
     return playerId;
   }