1 files changed, 6 insertions, 5 deletions
diff --git a/includes/bootstrap.inc b/includes/bootstrap.inc
index 7ab4f2b65..191977f5c 100644
--- a/includes/bootstrap.inc
+++ b/includes/bootstrap.inc
@@ -677,11 +677,12 @@ function drupal_get_filename($type, $name, $filename = NULL) {
         $mask = "/$name\.$type$/";
       }
 
-      if (function_exists('drupal_system_listing')) {
-        $matches = drupal_system_listing($mask, $dir, 'name', 0);
-        if (!empty($matches[$name]->uri)) {
-          $files[$type][$name] = $matches[$name]->uri;
-        }
+      if (!function_exists('drupal_system_listing')) {
+        require_once DRUPAL_ROOT . '/includes/common.inc';
+      }
+      $matches = drupal_system_listing($mask, $dir, 'name', 0);
+      if (!empty($matches[$name]->uri)) {
+        $files[$type][$name] = $matches[$name]->uri;
       }
     }
   }