diff --git a/tests/codeigniter/helpers/directory_helper_test.php b/tests/codeigniter/helpers/directory_helper_test.php
index 214ad2c..9c4e4c0 100644
--- a/tests/codeigniter/helpers/directory_helper_test.php
+++ b/tests/codeigniter/helpers/directory_helper_test.php
@@ -43,7 +43,7 @@
 		// test detection of hidden files
 		$expected['libraries'.$ds][] = '.hiddenfile.txt';
 
-		$this->assertEquals($expected, directory_map(vfsStream::url('testDir'), FALSE, TRUE));
+		$this->assertEquals($expected, directory_map(vfsStream::url('testDir'), 0, TRUE));
 
 		// test recursion depth behavior
 		$this->assertEquals(array('libraries'.$ds), directory_map(vfsStream::url('testDir'), 1));