diff --git a/testserver_website_o2b/hooks.py b/testserver_website_o2b/hooks.py
index 64b67f3..66c0c2a 100644
--- a/testserver_website_o2b/hooks.py
+++ b/testserver_website_o2b/hooks.py
@@ -20,7 +20,7 @@ def post_init_hook(env):
         )
         for website in env['website'].search([]):
             website.write({
-                'domain': False,
+                'domain': f"None_{website.domain}",
                 'homepage_url': new_page.url
             })