diff --git a/lua_probject/extend_project/extend/majiang/nancheng/EXMainView.lua b/lua_probject/extend_project/extend/majiang/nancheng/EXMainView.lua
index da173502..6076bd22 100644
--- a/lua_probject/extend_project/extend/majiang/nancheng/EXMainView.lua
+++ b/lua_probject/extend_project/extend/majiang/nancheng/EXMainView.lua
@@ -57,7 +57,7 @@ function M:__BuGang(cardInfo, callback)
     list_card.numItems = #cardInfo
     list_card.onClickItem:Set(function(context)
         local item = context.data
-        local index = item.data
+        local index = list:GetChildIndex(item)
         callback(cardInfo[index + 1])
     end)