diff --git a/server/imserver/dbhelper.cc b/server/imserver/dbhelper.cc
index d50774b..e281805 100644
--- a/server/imserver/dbhelper.cc
+++ b/server/imserver/dbhelper.cc
@@ -208,7 +208,7 @@ void DBHelper::UpdateUserGuild(const std::string& account_id, long long guild_id
     DBEngine::Instance()->ExecAsyncScript
         (
          conn_info,
-         "UPDATE `user` SET guild_id=%d WHERE guild_job='%d' WHERE account_id='%s';",
+         "UPDATE `user` SET guild_id=%d, guild_job='%d' WHERE account_id='%s';",
          {
              guild_id,
              guild_job,