diff --git a/plinth/templates/help-menu.html b/plinth/templates/help-menu.html
index f3dfc8181..e68b3b11f 100644
--- a/plinth/templates/help-menu.html
+++ b/plinth/templates/help-menu.html
@@ -22,7 +22,7 @@
 <li class="dropdown">
   <a href="{% url 'help:index' %}" title="{% trans "Help" %}"
      class="dropdown-toggle" data-toggle="dropdown"
-     role="button" aria-expanded="false" aria-expanded="false">
+     role="button" aria-expanded="false">
     <span class="fa fa-question-circle nav-icon"></span>
     <span class="nav-text hidden-sm hidden-md hidden-lg">
       {% trans "Help" %}