diff --git a/callback.php b/callback.php
index 12a52ba0..c1f11bc7 100644
--- a/callback.php
+++ b/callback.php
@@ -9,6 +9,7 @@
 
 if(version_compare(PHP_VERSION,'5.3.0','<'))  die('require PHP > 5.3.0 !');
 
+require './vendor/autoload.php';
 /**
  * 系统调试设置
  * 项目正式部署后请设置为false
diff --git a/sdk.php b/sdk.php
index 94465408..4bf8bcd2 100644
--- a/sdk.php
+++ b/sdk.php
@@ -9,6 +9,7 @@
 
 if(version_compare(PHP_VERSION,'5.3.0','<'))  die('require PHP > 5.3.0 !');
 
+require './vendor/autoload.php';
 /**
  * 系统调试设置
  * 项目正式部署后请设置为false