diff --git a/src/main/java/com/ycwl/basic/pricing/service/impl/CouponDiscountProvider.java b/src/main/java/com/ycwl/basic/pricing/service/impl/CouponDiscountProvider.java
index 2016acd2..40c2696a 100644
--- a/src/main/java/com/ycwl/basic/pricing/service/impl/CouponDiscountProvider.java
+++ b/src/main/java/com/ycwl/basic/pricing/service/impl/CouponDiscountProvider.java
@@ -34,7 +34,7 @@ public class CouponDiscountProvider implements IDiscountProvider {
     
     @Override
     public int getPriority() {
-        return 80; // 优惠券优先级为80，低于券码的100
+        return 60; // 优惠券优先级最低
     }
     
     @Override
diff --git a/src/main/java/com/ycwl/basic/pricing/service/impl/OnePricePurchaseDiscountProvider.java b/src/main/java/com/ycwl/basic/pricing/service/impl/OnePricePurchaseDiscountProvider.java
index c53efa05..d066e159 100644
--- a/src/main/java/com/ycwl/basic/pricing/service/impl/OnePricePurchaseDiscountProvider.java
+++ b/src/main/java/com/ycwl/basic/pricing/service/impl/OnePricePurchaseDiscountProvider.java
@@ -31,7 +31,7 @@ public class OnePricePurchaseDiscountProvider implements IDiscountProvider {
     
     @Override
     public int getPriority() {
-        return 60; // 中等优先级，在券码和优惠券之间
+        return 120; // 最高优先级，一口价优先应用
     }
     
     @Override
diff --git a/src/main/java/com/ycwl/basic/pricing/service/impl/VoucherDiscountProvider.java b/src/main/java/com/ycwl/basic/pricing/service/impl/VoucherDiscountProvider.java
index 74b6d074..0137e1e1 100644
--- a/src/main/java/com/ycwl/basic/pricing/service/impl/VoucherDiscountProvider.java
+++ b/src/main/java/com/ycwl/basic/pricing/service/impl/VoucherDiscountProvider.java
@@ -36,7 +36,7 @@ public class VoucherDiscountProvider implements IDiscountProvider {
     
     @Override
     public int getPriority() {
-        return 100; // 券码优先级最高
+        return 80; // 券码优先级第三，仅次于一口价和打包购买
     }
     
     @Override