diff --git a/src/Controllers/User/CouponController.php b/src/Controllers/User/CouponController.php
index 018a1fc1..88d39826 100755
--- a/src/Controllers/User/CouponController.php
+++ b/src/Controllers/User/CouponController.php
@@ -19,7 +19,7 @@ use function time;
 
 final class CouponController extends BaseController
 {
-    public function check(ServerRequest $request, Response $response, array $args): ResponseInterface
+    public function check_new(ServerRequest $request, Response $response, array $args): ResponseInterface
     {
         $coupon_raw = $this->antiXss->xss_clean($request->getParam('coupon'));
         $product_id = $this->antiXss->xss_clean($request->getParam('product_id'));
@@ -133,7 +133,7 @@ final class CouponController extends BaseController
         ]);
     }
     
-    public function check_old(ServerRequest $request, Response $response, array $args): ResponseInterface
+    public function check(ServerRequest $request, Response $response, array $args): ResponseInterface
     {
         $coupon_raw = $this->antiXss->xss_clean($request->getParam('coupon'));
         $product_id = $this->antiXss->xss_clean($request->getParam('product_id'));