diff --git a/lib/action.php b/lib/action.php
index 6efa9163dc..a521bcb507 100644
--- a/lib/action.php
+++ b/lib/action.php
@@ -141,7 +141,7 @@ class Action extends HTMLOutputter // lawsuit
     function showTitle()
     {
         $this->element('title', null,
-                       sprintf(_("%1$s - %2$s"),
+                       sprintf(_("%1\$s - %2\$s"),
                                $this->title(),
                                common_config('site', 'name')));
     }