diff --git a/src/main/resources/mapper/DetailYMapper.xml b/src/main/resources/mapper/DetailYMapper.xml
index d44c4f2..246e340 100644
--- a/src/main/resources/mapper/DetailYMapper.xml
+++ b/src/main/resources/mapper/DetailYMapper.xml
@@ -78,7 +78,7 @@
         detail_y.recharge_coin,
         detail_y.task_coin,
         detail_y.product_name,
-        (detail_y.recharge_coin + detail_y.free_coin + detail_y.task_coin) AS totalCoin
+        (detail_y.recharge_coin + detail_y.free_coin + detail_y.task_coin) AS gold
         FROM
         detail_y
         <where>