diff --git a/docs/team.drawio b/docs/team.drawio
new file mode 100644
index 0000000..e69de29
diff --git a/shared/dao/userDao.js b/shared/dao/userDao.js
index 94ffa54..6b30382 100644
--- a/shared/dao/userDao.js
+++ b/shared/dao/userDao.js
@@ -14,7 +14,7 @@ class UserDao {
   }
 
   async fetchAndCacheUserInfoFromGameDB(uid) {
-    const query = `SELECT idx,account_id,name,sex,head_id,head_frame,level,bceg,gold,diamond,rank,ring_id,last_login_time FROM t_user WHERE account_id=?`;
+    const query = `SELECT idx,account_id,name,sex,head_id,head_frame,level,bceg,gold,diamond,\`rank\`,ring_id,last_login_time FROM t_user WHERE account_id=?`;
     const results = await query_game(query, [uid]);
     if (results.length === 0) {
       throw new Error(`User not found: ${uid}`);