diff --git a/doc/_common.py b/doc/_common.py
index d221f717..7ac13e9b 100644
--- a/doc/_common.py
+++ b/doc/_common.py
@@ -1111,7 +1111,8 @@ class TeamReportMember(object):
             ['hero_id', 0, '英雄id'],
             ['hero_uniid', 0, '英雄uniid'],
             ['hero_quality', 0, '英雄quality'],
-            ['game_time', 0, '游戏时间'],
+            ['game_time', 0, '游戏截止时间(utc时间)'],
+            ['game_duration', 0, '游戏时长(单位秒)'],
             ['alive_time', 0, '存活时间'],
             ['ranked', 0, '排名'],
             ['kills', 0, '击杀数'],