diff --git a/tests/thinkphp/library/think/routeTest.php b/tests/thinkphp/library/think/routeTest.php
index f3222c8d..1ca2afdb 100644
--- a/tests/thinkphp/library/think/routeTest.php
+++ b/tests/thinkphp/library/think/routeTest.php
@@ -18,6 +18,7 @@ namespace tests\thinkphp\library\think;
 
 use think\Request;
 use think\Route;
+use think\Config;
 
 class routeTest extends \PHPUnit_Framework_TestCase
 {