diff --git a/app/Services/ServerService.php b/app/Services/ServerService.php
index a5b581b8..87a6f618 100644
--- a/app/Services/ServerService.php
+++ b/app/Services/ServerService.php
@@ -51,7 +51,7 @@ class ServerService
         foreach ($trojans as $k => $v) {
             $groupId = json_decode($trojans[$k]['group_id']);
             if (in_array($user->group_id, $groupId)) {
-                $vmesss[$k]['last_check_at'] = Cache::get(CacheKey::get('SERVER_TROJAN_LAST_CHECK_AT', $trojans[$k]['id']));
+                $trojans[$k]['last_check_at'] = Cache::get(CacheKey::get('SERVER_TROJAN_LAST_CHECK_AT', $trojans[$k]['id']));
                 array_push($trojan, $trojans[$k]);
             }
 
diff --git a/database/install.sql b/database/install.sql
index 7e8d02ac..cac3e77d 100644
--- a/database/install.sql
+++ b/database/install.sql
@@ -27,6 +27,7 @@ CREATE TABLE `v2_coupon` (
   `type` tinyint(1) NOT NULL,
   `value` int(11) NOT NULL,
   `limit_use` int(11) DEFAULT NULL,
+  `limit_plan_ids` varchar(255) DEFAULT NULL,
   `started_at` int(11) NOT NULL,
   `ended_at` int(11) NOT NULL,
   `created_at` int(11) NOT NULL,
@@ -281,4 +282,4 @@ CREATE TABLE `v2_user` (
 ) ENGINE=InnoDB DEFAULT CHARSET=utf8;
 
 
--- 2020-06-11 12:38:33
+-- 2020-06-13 10:43:44
diff --git a/database/update.sql b/database/update.sql
index 8956e305..5cd4d5b7 100644
--- a/database/update.sql
+++ b/database/update.sql
@@ -280,3 +280,6 @@ ADD `rate` varchar(11) COLLATE 'utf8mb4_general_ci' NOT NULL AFTER `name`;
 
 ALTER TABLE `v2_server_log`
 ADD `method` varchar(255) NOT NULL AFTER `rate`;
+
+ALTER TABLE `v2_coupon`
+ADD `limit_plan_ids` varchar(255) NULL AFTER `limit_use`;