diff --git a/doc/Ranking.py b/doc/Ranking.py
index 79e6350a..b68aef0f 100644
--- a/doc/Ranking.py
+++ b/doc/Ranking.py
@@ -13,7 +13,7 @@ class Ranking(object):
                 'url': 'webapp/index.php?c=Ranking&a=rankingList',
                 'params': [
                     _common.ReqHead(),
-                    ['type', 0, '排行榜类型 1：积分榜']
+                    ['type', 0, '排行榜类型 1：积分榜 10:战斗时间']
                 ],
                 'response': [
                     _common.RspHead(),
diff --git a/doc/User.py b/doc/User.py
index 3d010f16..c0456727 100644
--- a/doc/User.py
+++ b/doc/User.py
@@ -1,5 +1,3 @@
-# -*- coding: utf-8 -*-
-
 import _common
 
 class User(object):
diff --git a/doc/_common.py b/doc/_common.py
index bab3f904..4e8685bf 100644
--- a/doc/_common.py
+++ b/doc/_common.py
@@ -109,6 +109,7 @@ class UserInfo(object):
     def __init__(self):
         self.fields = [
             ['activated', 0, '是否已激活'],
+            ['rename_count', 0, '改名次数'],
             ['account_id', '', '账号id'],
             ['name', '', '用户名字'],
             ['head_id', 0, '头像id'],
diff --git a/sql/gamedb.sql b/sql/gamedb.sql
index 0ed7a37f..f7693359 100644
--- a/sql/gamedb.sql
+++ b/sql/gamedb.sql
@@ -44,6 +44,7 @@ CREATE TABLE `t_user` (
   `first_fight` int(11) NOT NULL DEFAULT '0' COMMENT '是否首战',
   `last_season_id` int(11) NOT NULL DEFAULT '0' COMMENT '最后一次赛季id',
   `activated` int(11) NOT NULL DEFAULT '0' COMMENT '是否已激活',
+  `rename_count` int(11) NOT NULL DEFAULT '0' COMMENT '改名次数',
   `activatetime` int(11) NOT NULL DEFAULT '0' COMMENT '激活时间',
   `already_guide` int(11) NOT NULL DEFAULT '0' COMMENT '已引导',
   `head_list` mediumblob COMMENT '拥有的头像列表',
diff --git a/webapp/controller/BagController.class.php b/webapp/controller/BagController.class.php
index 5f009d16..6595b950 100644
--- a/webapp/controller/BagController.class.php
+++ b/webapp/controller/BagController.class.php
@@ -193,7 +193,10 @@ class BagController extends BaseAuthedController {
             return;
         }
         $this->_updateUserInfo(array(
-            'name' => $name
+            'name' => $name,
+            'rename_count' => function () {
+                return 'rename_count + 1';
+            }
         ));
     }
 
diff --git a/webapp/controller/UserController.class.php b/webapp/controller/UserController.class.php
index d9e9fb49..2c843c56 100644
--- a/webapp/controller/UserController.class.php
+++ b/webapp/controller/UserController.class.php
@@ -226,7 +226,10 @@ class UserController extends BaseAuthedController {
             'sex' => $sex,
             'head_id' => $headId,
             'head_frame' => $headFrame,
-            'activated' => 1
+            'activated' => 1,
+            'rename_count' => function () {
+                return 'rename_count + 1';
+            }
         ));
         Hero::addTryHero($heroMeta, $heroCfg[1]);
         $propertyChgService = new services\PropertyChgService();
diff --git a/webapp/models/User.php b/webapp/models/User.php
index 60c610bf..dc706132 100644
--- a/webapp/models/User.php
+++ b/webapp/models/User.php
@@ -25,6 +25,7 @@ class User extends BaseModel {
     {
         return array(
             'activated' => $row['activated'],
+            'rename_count' => $row['rename_count'],
             'account_id' => $row['account_id'],
             'name' => $row['name'],
             'sex' => $row['sex'],
@@ -50,6 +51,7 @@ class User extends BaseModel {
     {
         return array(
             'activated' => $row['activated'],
+            'rename_count' => $row['rename_count'],
             'account_id' => $row['account_id'],
             'name' => $row['name'],
             'sex' => $row['sex'],