diff --git a/src/main/java/com/chaozhanggui/system/cashierservice/service/PayService.java b/src/main/java/com/chaozhanggui/system/cashierservice/service/PayService.java
index 4a9cc30..6d01e27 100644
--- a/src/main/java/com/chaozhanggui/system/cashierservice/service/PayService.java
+++ b/src/main/java/com/chaozhanggui/system/cashierservice/service/PayService.java
@@ -132,11 +132,6 @@ public class PayService {
     private MpShopTableMapper mpShopTableMapper;
 
 
-    public static void main(String[] args) {
-
-        System.out.printf("%.2f%n", new BigDecimal(1).setScale(2, RoundingMode.DOWN));
-
-    }
 
     public Result queryPayType(String shopId) {
         return Result.success(CodeEnum.SUCCESS, tbShopPayTypeMapper.selectByShopId(shopId));
@@ -1622,20 +1617,20 @@ public class PayService {
         }
 
 
-
         if("0".equals(staff.getDiscountType())){
-
             if(staff.getMaxDiscountAmount().compareTo(tbOrderInfo.getOrderAmount())>=0){
-                staff.setMaxDiscountAmount(BigDecimal.ONE);
+                staff.setMaxDiscountAmount(new BigDecimal(0.01));
             }else {
-                staff.setMaxDiscountAmount(BigDecimal.ONE.subtract(staff.getMaxDiscountAmount().divide(tbOrderInfo.getOrderAmount(),2,RoundingMode.HALF_UP).setScale(2,RoundingMode.HALF_UP)));
+                staff.setMaxDiscountAmount(BigDecimal.ONE.subtract(staff.getMaxDiscountAmount().divide(tbOrderInfo.getOrderAmount(),2,RoundingMode.HALF_DOWN).setScale(2,RoundingMode.HALF_DOWN)));
             }
 
         }
 
         return Result.success(SUCCESS,staff.getMaxDiscountAmount());
-
-
-
     }
+
+
+    public static void main(String[] args) {
+    }
+
 }