diff --git a/actions/usergroups.php b/actions/usergroups.php
index 62ad3b3a2e..f56f9c6b29 100644
--- a/actions/usergroups.php
+++ b/actions/usergroups.php
@@ -108,7 +108,8 @@ class UsergroupsAction extends Action
 
     function showLocalNav()
     {
-        // XXX: Add to the subscriptions tabset
+        $nav = new SubGroupNav($this, $this->user);
+        $nav->show();
     }
 
     function showContent()