diff --git a/acquia_purge.module b/acquia_purge.module
index ab2a65c..b258316 100644
--- a/acquia_purge.module
+++ b/acquia_purge.module
@@ -623,7 +623,7 @@ function _acquia_purge_load($dependency) {
   static $path_module, $loaded;
   if (is_null($path_module)) {
     require_once DRUPAL_ROOT . '/includes/common.inc';
-    require_once DRUPAL_ROOT . '/includes/path.inc';
+    require_once DRUPAL_ROOT . '/' . variable_get('path_inc', 'includes/path.inc');   
     require_once DRUPAL_ROOT . '/includes/cache.inc';
     require_once DRUPAL_ROOT . '/includes/unicode.inc';
     $path_module = DRUPAL_ROOT . '/' . drupal_get_path('module', 'acquia_purge');