diff --git a/src/ChamiloLMS/Component/Editor/Toolbar/TestProposedAnswer.php b/src/ChamiloLMS/Component/Editor/Toolbar/TestProposedAnswer.php
index 40eab2e6b4..ed51e2428e 100644
--- a/src/ChamiloLMS/Component/Editor/Toolbar/TestProposedAnswer.php
+++ b/src/ChamiloLMS/Component/Editor/Toolbar/TestProposedAnswer.php
@@ -9,6 +9,7 @@ class TestProposedAnswer
     {
 
         $config['toolbarGroups'] = array(
+            array('name' => 'mode'),
             array('name' => 'basicstyles',    'groups' =>array('basicstyles', 'cleanup', )),
             array('name' => 'paragraph',    'groups' =>array('list', 'indent', 'blocks', 'align' )),
             array('name' => 'links'),