diff --git a/mod/exercise/submissions.php b/mod/exercise/submissions.php
index e733f96140a..14fb6347708 100644
--- a/mod/exercise/submissions.php
+++ b/mod/exercise/submissions.php
@@ -65,7 +65,7 @@
             'type' => 'activityinstance');
     $navlinks[] = array(
             'name' => $strsubmissions,
-            'link' => ,
+            'link' => '',
             'type' => 'title');
     
     $navigation = build_navigation($navlinks);