diff --git a/app/Service/ServiceTrait/Api/WxMiniTrait.php b/app/Service/ServiceTrait/Api/WxMiniTrait.php
index 2ea2c04..a5a6c9c 100644
--- a/app/Service/ServiceTrait/Api/WxMiniTrait.php
+++ b/app/Service/ServiceTrait/Api/WxMiniTrait.php
@@ -75,7 +75,7 @@ trait WxMiniTrait
 
         if (empty($data) || empty($data['access_token']) || empty($data['expires_in'])) return '';
 
-        $this->redisCache->set($key, $data['access_token'], $data['expires_in'] - 10);
+        $this->redisCache->setEx($key, $data['access_token'], $data['expires_in'] - 10,'system');
 
         return $data['access_token'];
     }