diff --git a/includes/file.inc b/includes/file.inc
index 6dc7f88..e5fbe0a 100644
--- a/includes/file.inc
+++ b/includes/file.inc
@@ -1911,7 +1911,7 @@ function file_download() {
       $function = $module . '_file_download';
       $result = $function($uri);
       if ($result == -1) {
-        return drupal_access_denied();
+        return MENU_ACCESS_DENIED;
       }
       if (isset($result) && is_array($result)) {
         $headers = array_merge($headers, $result);
@@ -1921,7 +1921,7 @@ function file_download() {
       file_transfer($uri, $headers);
     }
   }
-  return drupal_not_found();
+  return MENU_NOT_FOUND;
 }