diff --git a/decidim-core/app/views/decidim/pages/_tabbed.html.erb b/decidim-core/app/views/decidim/pages/_tabbed.html.erb
index 63e76d04627f4..458ee656e1244 100644
--- a/decidim-core/app/views/decidim/pages/_tabbed.html.erb
+++ b/decidim-core/app/views/decidim/pages/_tabbed.html.erb
@@ -10,7 +10,7 @@
   </header>
 
   <div class="vertical-tabs">
-    <nav>
+    <nav role="navigation" aria-label="Sous menu - <%= translated_attribute(page.title) %>">
       <button id="dropdown-trigger-pages" data-component="dropdown" data-target="dropdown-menu-pages" data-open-md="true" data-auto-close="true">
         <span>
           <%= translated_attribute(page.title) %>