diff --git a/taxonomy_menu.module b/taxonomy_menu.module
index 012a848..49150d2 100644
--- a/taxonomy_menu.module
+++ b/taxonomy_menu.module
@@ -6,10 +6,10 @@
  */

 //include the database layer
-require_once(drupal_get_path('module', 'taxonomy_menu') . '/taxonomy_menu.database.inc');
+require_once(DRUPAL_ROOT . '/' . drupal_get_path('module', 'taxonomy_menu') . '/taxonomy_menu.database.inc');

 //include the batch functions
-require_once(drupal_get_path('module', 'taxonomy_menu') . '/taxonomy_menu.batch.inc');
+require_once(DRUPAL_ROOT . '/' . drupal_get_path('module', 'taxonomy_menu') . '/taxonomy_menu.batch.inc');

 /**
  * Implements hook_form_alter().