diff --git a/app/Services/CouponService.php b/app/Services/CouponService.php
index 2269e1c..65473b4 100644
--- a/app/Services/CouponService.php
+++ b/app/Services/CouponService.php
@@ -72,7 +72,7 @@ class CouponService extends BaseService
             // 绝对时效
             $valid_end_time = strtotime($coupon['valid_end_time']);
 
-            $date = time() + 60 * 5;
+            $date = time() + 60 * 10;
             if ($valid_end_time < $date){
                 // 超出结束使用时间
                 return true;