diff --git a/tests/autoload.php b/tests/autoload.php
index f812588..a93020d 100644
--- a/tests/autoload.php
+++ b/tests/autoload.php
@@ -11,6 +11,6 @@ require_once __DIR__ . "/tools.php";
 
 ini_set('date.timezone', 'Europe/Moscow');
 
-if(!class_exists('PHPUnit_Framework_TestCase') && class_exists('PHPUnit\Framework\TestCase')) {
-    class_alias('PHPUnit\Framework\TestCase', 'PHPUnit_Framework_TestCase');
+if(!class_exists('\PHPUnit_Framework_TestCase') && class_exists('\PHPUnit\Framework\TestCase')) {
+    class_alias('\PHPUnit\Framework\TestCase', '\PHPUnit_Framework_TestCase');
 }
\ No newline at end of file