diff --git a/app/Libs/SsdbClient.php b/app/Libs/SsdbClient.php
index 33c740e..3af2677 100644
--- a/app/Libs/SsdbClient.php
+++ b/app/Libs/SsdbClient.php
@@ -1,10 +1,11 @@
 <?php
 namespace App\Libs;
 
+use SSDB;
 use SimpleSSDB;
 class SsdbClient
 {
-    public $SSDB = null;
+    public $SSDB;
 
     public function __construct()
     {