diff --git a/templates/navigation/menu--main.html.twig b/templates/navigation/menu--main.html.twig
index ecffcb50fff4aed56a9ee81b71f600a5d9fe7556..285bf80ab8fa101599b864e6bda1d6d948dca734 100644
--- a/templates/navigation/menu--main.html.twig
+++ b/templates/navigation/menu--main.html.twig
@@ -55,7 +55,7 @@
           ]
         %}
         {% if item.below %}
-          {{ link(item.title, item.url, {'class': link_classes, 'data-toggle': 'dropdown', 'aria-expanded': 'false', 'aria-haspopup': 'true' }) }}
+          {{ link(item.title, item.url, {'class': link_classes, 'data-bs-toggle': 'dropdown', 'aria-expanded': 'false', 'aria-haspopup': 'true' }) }}
           {{ menus.menu_links(item.below, attributes, menu_level + 1) }}
         {% else %}
           {{ link(item.title, item.url, {'class': link_classes}) }}