diff -u b/subpathauto.module b/subpathauto.module
--- b/subpathauto.module
+++ b/subpathauto.module
@@ -157,7 +157,7 @@
  */
 function subpathauto_validate_subpath($type, $path = '') {
   // Blacklist takes precedence
-  $blacklist = variable_get("subpathauto_${type}_blacklist", '');  
+  $blacklist = variable_get("subpathauto_${type}_blacklist", '');
   if (!empty($blacklist)) {
     if (drupal_match_path($path, $blacklist)) {
       return FALSE;