diff --git a/yudao-module-mall/yudao-module-promotion-api/src/main/java/cn/iocoder/yudao/module/promotion/api/coupon/CouponApi.java b/yudao-module-mall/yudao-module-promotion-api/src/main/java/cn/iocoder/yudao/module/promotion/api/coupon/CouponApi.java
index e8a03ae97..9f6cd5c3b 100644
--- a/yudao-module-mall/yudao-module-promotion-api/src/main/java/cn/iocoder/yudao/module/promotion/api/coupon/CouponApi.java
+++ b/yudao-module-mall/yudao-module-promotion-api/src/main/java/cn/iocoder/yudao/module/promotion/api/coupon/CouponApi.java
@@ -30,7 +30,7 @@ public interface CouponApi {
     @Parameter(name = "id", description = "优惠券编号", required = true, example = "1")
     CommonResult<Boolean> returnUsedCoupon(@RequestParam("id") Long id);
 
-    @GetMapping(PREFIX + "/validate")
+    @PostMapping(PREFIX + "/validate")
     @Operation(summary = "校验优惠劵")
     CommonResult<CouponRespDTO> validateCoupon(@Valid CouponValidReqDTO validReqDTO);