diff --git a/doc/_common.py b/doc/_common.py
index f3b96059..6ee56341 100644
--- a/doc/_common.py
+++ b/doc/_common.py
@@ -203,6 +203,7 @@ class Item(object):
             ['item_uniid', 0, '道具唯一id'],
             ['item_id', 0, '道具id'],
             ['item_num', 0, '道具数量'],
+            ['durability', 0, '耐久'],
             ['!attr', [Attr()], '属性'],
         ]
 
diff --git a/sql/gamedb.sql b/sql/gamedb.sql
index 17b051d2..915fbc56 100644
--- a/sql/gamedb.sql
+++ b/sql/gamedb.sql
@@ -141,6 +141,7 @@ CREATE TABLE `t_bag` (
   `account_id` varchar(60) NOT NULL DEFAULT '' COMMENT '账号id(channel + "_" + gameid + "_" + openid)',
   `item_id` int(11) NOT NULL DEFAULT '0' COMMENT '道具id',
   `item_num` int(11) NOT NULL DEFAULT '0' COMMENT '数量',
+  `durability` int(11) NOT NULL DEFAULT '0' COMMENT '耐久',
   `rand_attr` mediumblob COMMENT '随机属性',
   `createtime` int(11) NOT NULL DEFAULT '0' COMMENT '创建时间',
   `modifytime` int(11) NOT NULL DEFAULT '0' COMMENT '修改时间',
diff --git a/webapp/models/Bag.php b/webapp/models/Bag.php
index 9ed0a12f..e27ae235 100644
--- a/webapp/models/Bag.php
+++ b/webapp/models/Bag.php
@@ -62,6 +62,7 @@ class Bag extends BaseModel {
             'item_uniid' => $row['idx'],
             'item_id' => $row['item_id'],
             'item_num' => $row['item_num'],
+            'durability' => $row['durability'],
             'attr' => emptyReplace(json_decode($row['rand_attr'], true), array()),
         );
     }