diff --git a/src/components/Modal/JoinLeague/JoinLeague.tsx b/src/components/Modal/JoinLeague/JoinLeague.tsx
index dfd26ef..b727732 100644
--- a/src/components/Modal/JoinLeague/JoinLeague.tsx
+++ b/src/components/Modal/JoinLeague/JoinLeague.tsx
@@ -30,10 +30,8 @@ const JoinLeague = ({ onClose, channelLink }: JoinLeagueProps) => {
       return;
     }
 
-    const concatGameId = gameIdVal + '#' + gameTagVal;
-
     const userTier: string = (
-      await authAPI.get(SERVER_URL + '/api/participant/stat?gameid=' + concatGameId)
+      await authAPI.get(SERVER_URL + `/api/participant/stat/${gameIdVal}/${gameTagVal}`)
     ).data.tier;
     setTier(userTier);
     setGameId(gameIdVal);
diff --git a/src/config/index.ts b/src/config/index.ts
index 7ce77fe..4917907 100644
--- a/src/config/index.ts
+++ b/src/config/index.ts
@@ -1,5 +1,5 @@
-let SERVER_URL = 'http://3.38.168.158:8080';
-const SOCKET_URL = 'ws://3.38.168.158:8080/ws/websocket';
+let SERVER_URL = 'http://leaguehub.co.kr';
+const SOCKET_URL = 'ws://leaguehub.co.kr/ws/websocket';
 
 if (process.env.NODE_ENV === 'development') {
   SERVER_URL = 'http://localhost:8080';