diff --git a/tools/rankserver/app.py b/tools/rankserver/app.py
index 9a9031a..5fb433b 100644
--- a/tools/rankserver/app.py
+++ b/tools/rankserver/app.py
@@ -168,7 +168,7 @@ def _fullUpdateRank(rushtime):
 
 
 #每5分钟读取mysql里发生改变过的数据更新排行榜
-def incrementUpdateRank(rushtime):
+def incrementUpdateRank():
     mysql_conf = json.loads(open(CONFIG_DIR + '/rankserver.mysql.cluster.json', 'r').read())
     r = _getRedis()
     kill_hash = {}