diff --git a/app/api/controller/food/User.php b/app/api/controller/food/User.php
index 5d458e9..aa86919 100644
--- a/app/api/controller/food/User.php
+++ b/app/api/controller/food/User.php
@@ -219,7 +219,7 @@ class User extends Controller
                 ];
 
 
-                if (isset($coupon_id)) {
+                if (!empty($coupon_id)) {
                     //优惠券详情
                     $url = 'https://app.cxhxy.h5.dev.1nww.com/#/pages/details/details?openid=' . $openid . '&coupon_id=' . $coupon_id;
                 } else {