diff --git a/cash-service/market-service/src/main/resources/mapper/MkLimitTimeDiscountMapper.xml b/cash-service/market-service/src/main/resources/mapper/MkLimitTimeDiscountMapper.xml
index 592f64698..ba3ea07a7 100644
--- a/cash-service/market-service/src/main/resources/mapper/MkLimitTimeDiscountMapper.xml
+++ b/cash-service/market-service/src/main/resources/mapper/MkLimitTimeDiscountMapper.xml
@@ -11,7 +11,7 @@
           AND (
             (use_shop_type = 'all')
                 OR (use_shop_type = 'only' AND #{shopId} = shop_id)
-                OR (use_shop_type = 'custom' AND (shop_id = #{shopId} OR ( FIND_IN_SET( #{shopId}, use_shops ) > 0 ))))
+                OR (use_shop_type = 'custom' AND (shop_id = #{shopId} OR FIND_IN_SET(#{shopId}, use_shops) > 0))
             )
           AND is_del = 0
           AND status = 2