diff --git a/mod/feedback/edit_form.php b/mod/feedback/edit_form.php
index 5cf5b930bd9ef..9faf394a0766c 100644
--- a/mod/feedback/edit_form.php
+++ b/mod/feedback/edit_form.php
@@ -48,7 +48,7 @@ public function definition() {
         $mform->setType('position', PARAM_INT);
 
         // buttons
-        $mform->addElement('submit', 'add_item', get_string('add_item', 'feedback'));
+        $mform->addElement('submit', 'add_item', get_string('add_item', 'feedback'), array('class' => 'hiddenifjs'));
     }
 }