diff --git a/tests/index.php b/tests/index.php
index cfd6bf4c..3a164d5e 100755
--- a/tests/index.php
+++ b/tests/index.php
@@ -94,6 +94,7 @@ if (!$AC['disable-phpt']) {
 $test_files = array();
 $test_dirs = array();
 $test_dirs_exclude = array();
+$vtest_dirs = array();
 $phpt_dirs  = array();
 
 require 'test_files.php'; // populates $test_files array
diff --git a/tests/test_files.php b/tests/test_files.php
index def93e22..b91f9dd5 100644
--- a/tests/test_files.php
+++ b/tests/test_files.php
@@ -16,7 +16,6 @@ if (!$AC['only-phpt']) {
     }
     
     // ConfigSchema Validator tests
-    $vtest_dirs = array();
     $vtest_dirs[] = 'HTMLPurifier/ConfigSchema/Validator';
     
     // ConfigDoc auxiliary library
@@ -31,6 +30,5 @@ if (!$AC['only-phpt']) {
 
 // PHPT tests
 if (!$AC['disable-phpt']) {
-    $phpt_dirs = array();
     $phpt_dirs[] = 'HTMLPurifier/PHPT';
 }