diff --git a/mod/forum/lang/en/forum.php b/mod/forum/lang/en/forum.php
index a5a334febda58..7e457fa408245 100644
--- a/mod/forum/lang/en/forum.php
+++ b/mod/forum/lang/en/forum.php
@@ -632,6 +632,7 @@
 $string['timedposts'] = 'Timed posts';
 $string['timedvisible'] = 'Timed status: Visible to all users';
 $string['timestartenderror'] = 'Display end date cannot be earlier than the start date';
+$string['togglediscussionmenu'] = 'Toggle the discussion menu';
 $string['trackforum'] = 'Track unread posts';
 $string['trackreadposts_header'] = 'Forum tracking';
 $string['tracking'] = 'Track';
diff --git a/mod/forum/templates/forum_action_menu.mustache b/mod/forum/templates/forum_action_menu.mustache
index 34eedee97775e..4df8a01618723 100644
--- a/mod/forum/templates/forum_action_menu.mustache
+++ b/mod/forum/templates/forum_action_menu.mustache
@@ -32,6 +32,7 @@
         aria-haspopup="true"
         tabindex="0"
         aria-controls="forum-action-menu-{{id}}-menu"
+        aria-label="{{#str}}togglediscussionmenu, mod_forum{{/str}}"
         aria-expanded="false">
         {{#settings.togglemoreicon}}
             {{#pix}} i/moremenu, core{{/pix}}