diff --git a/addons/website/__init__.py b/addons/website/__init__.py
index b049931d218..50361e5b169 100644
--- a/addons/website/__init__.py
+++ b/addons/website/__init__.py
@@ -11,6 +11,14 @@ from functools import partial
 
 
 def uninstall_hook(cr, registry):
+    # Force remove ondelete='cascade' elements,
+    # This might be prevented by another ondelete='restrict' field
+    # TODO: This should be an Odoo generic fix, not a website specific one
+    env = api.Environment(cr, SUPERUSER_ID, {})
+    website_domain = [('website_id', '!=', False)]
+    env['ir.asset'].search(website_domain).unlink()
+    env['ir.ui.view'].search(website_domain).with_context(active_test=False, _force_unlink=True).unlink()
+
     def rem_website_id_null(dbname):
         db_registry = odoo.modules.registry.Registry.new(dbname)
         with db_registry.cursor() as cr: