diff --git a/app/api/model/UserCoupon.php b/app/api/model/UserCoupon.php
index 7c8a292b..c4cd52a3 100644
--- a/app/api/model/UserCoupon.php
+++ b/app/api/model/UserCoupon.php
@@ -89,6 +89,9 @@ class UserCoupon extends UserCouponModel
         if ($params['dataType'] === 'isUse') {
             $filter[] = ['is_use', '=', 1];
         }
+        if (!empty($param['coupon_case'])) {
+            $filter[] = ['coupon_case', '=', $param['coupon_case']];
+        }
         // 订单消费金额
         $params['amount'] > 0 && $filter[] = ['min_price', '<=', $params['amount']];
         return $filter;