diff --git a/src/plugin/admin/app/controller/common/InstallController.php b/src/plugin/admin/app/controller/common/InstallController.php
index 5e2e024..4c32e46 100644
--- a/src/plugin/admin/app/controller/common/InstallController.php
+++ b/src/plugin/admin/app/controller/common/InstallController.php
@@ -2,7 +2,7 @@
 
 namespace plugin\admin\app\controller\common;
 
-use Gregwar\Captcha\CaptchaBuilder;
+use Webman\Captcha\CaptchaBuilder;
 use Illuminate\Database\Capsule\Manager;
 use plugin\admin\app\controller\Base;
 use plugin\admin\app\model\Admin;