diff --git a/webapp/mt/Shop.php b/webapp/mt/Shop.php
index 4ad35949..2c5becfe 100644
--- a/webapp/mt/Shop.php
+++ b/webapp/mt/Shop.php
@@ -43,6 +43,7 @@ class Shop {
     const WEEKLY_BUY_LIMIT = 2;
     const TOTAL_BUY_LIMIT = 3;
 
+    const DAILY_HERO_SHOP = 2;
     const OUTAPP_SHOP = 7;
     const INAPP_SHOP_DIAMOND = 9;