diff --git transliteration.admin.inc transliteration.admin.inc
index fdf699d..ea94096 100644
--- transliteration.admin.inc
+++ transliteration.admin.inc
@@ -45,7 +45,7 @@ function transliteration_retroactive() {
   if ($count > 10) {
     $description .= '<p>' . t('Note: table shows only the first 10 entries.') . '</p>';
   }
-  $description .= '<p>' . t('<strong>WARNING:</strong> if you have manually entered image or file paths in text fields (for example, text areas or WYSIWYG editors), renaming the files will break these references. Since there is currently no automated way to also fix referenced files in textual contents, it is a very good idea to backup the database and %files directory beforehand. Modules accessing files using their internal system ids are not affected.', array('%files' => file_directory_path())) . '</p>';
+  $description .= '<p>' . t('<strong>WARNING:</strong> if you have manually entered image or file paths in text fields (for example, text areas or WYSIWYG editors), renaming the files will break these references. Since there is currently no automated way to also fix referenced files in textual contents, it is a very good idea to backup the database and %files directory beforehand. Modules accessing files using their internal system ids are not affected.', array('%files' => file_default_scheme() . '://')) . '</p>';
   $description .= '<p style="color: red; font-weight: bold; font-size: 18px;">' . t('This action cannot be undone.') . '</p>';
 
   return confirm_form($form, $question, 'admin/config/media/file-system/settings', $description, t('Transliterate'));