diff --git a/eladmin-system/src/main/java/cn/ysk/cashier/mybatis/mapper/TbMShopUserMapper.java b/eladmin-system/src/main/java/cn/ysk/cashier/mybatis/mapper/TbMShopUserMapper.java
index e3b4285a..8307615d 100644
--- a/eladmin-system/src/main/java/cn/ysk/cashier/mybatis/mapper/TbMShopUserMapper.java
+++ b/eladmin-system/src/main/java/cn/ysk/cashier/mybatis/mapper/TbMShopUserMapper.java
@@ -37,7 +37,7 @@ public interface TbMShopUserMapper extends BaseMapper<TbShopUser> {
             "</script>")
     Map<String, Object> selectUserSummary(@Param("shopId") String shopId, @Param("isVip") Integer isVip);
 
-    @Update("update tb_shop_user set amount=amount-#{orderAmount}, consume_amount=consume_amount+#{orderAmount} where id=#{vipUserId} and amount >= 0")
+    @Update("update tb_shop_user set amount=amount-#{orderAmount}, consume_amount=consume_amount+#{orderAmount} where id=#{vipUserId} and amount-#{orderAmount} >= 0")
     long decrBalance(@Param("vipUserId") Integer vipUserId, @Param("orderAmount") BigDecimal orderAmount);
 }