diff --git a/tests/util/AutoloadBuilderTest.php b/tests/util/AutoloadBuilderTest.php
index d852a81..05362db 100644
--- a/tests/util/AutoloadBuilderTest.php
+++ b/tests/util/AutoloadBuilderTest.php
@@ -10,7 +10,6 @@
  * Unit tests for AutoloadBuilder class
  */
 
-require_once 'vfsStream/vfsStream.php';
 require_once dirname(__FILE__) . '/../../util/AutoloadBuilder.php';
 
 /**