diff --git a/webapp/bootstrap/constant.php b/webapp/bootstrap/constant.php
index a8e57496..8401fb1d 100644
--- a/webapp/bootstrap/constant.php
+++ b/webapp/bootstrap/constant.php
@@ -2,7 +2,7 @@
 
 define('TEAMID_KEY', 'team_uuid:');
 
-define('LAST_SESSION_KEY', 'team_uuid:');
+define('LAST_SESSION_KEY', 'last_session:');
 
 define('V_ITEM_GOLD', 10001);  //金币
 define('V_ITEM_DIAMOND', 10002);  //钻石