diff --git a/addons/website_event/models/event_event.py b/addons/website_event/models/event_event.py
index c933ec38abf..b2a89b3787a 100644
--- a/addons/website_event/models/event_event.py
+++ b/addons/website_event/models/event_event.py
@@ -151,7 +151,7 @@ class Event(models.Model):
         :param menus_update_by_field: see ``_get_menus_update_by_field``"""
         for event in self:
             if event.menu_id and not event.website_menu:
-                event.menu_id.unlink()
+                event.menu_id.sudo().unlink()
             elif event.website_menu and not event.menu_id:
                 root_menu = self.env['website.menu'].sudo().create({'name': event.name, 'website_id': event.website_id.id})
                 event.menu_id = root_menu
diff --git a/addons/website_event_track/models/event_event.py b/addons/website_event_track/models/event_event.py
index 50bacf67f31..9e5cc1b58cf 100644
--- a/addons/website_event_track/models/event_event.py
+++ b/addons/website_event_track/models/event_event.py
@@ -132,7 +132,7 @@ class Event(models.Model):
                 new_menu = self._create_menu(menu_sequence, name, url, xml_id, menu_type=menu_type)
         elif not self[fname_bool]:
             # will cascade delete to the website.event.menu
-            self[fname_o2m].mapped('menu_id').unlink()
+            self[fname_o2m].mapped('menu_id').sudo().unlink()
 
         return new_menu