diff --git a/app/controller/api/Coupon.php b/app/controller/api/Coupon.php
index a5eb247..778334f 100644
--- a/app/controller/api/Coupon.php
+++ b/app/controller/api/Coupon.php
@@ -235,7 +235,7 @@ class Coupon extends Base
                 return $q->with(
                     [
                         "couponMain" => function ($q) {
-                            $q->field("id,name,image_url");
+                            $q->field("id,name,image_url,type_name");
                         },
                         "scoreModel",
                         "business" => function ($q) {