diff --git a/web_responsive/tests/test_res_users.py b/web_responsive/tests/test_res_users.py
index 90fa17ba4..07619ef22 100644
--- a/web_responsive/tests/test_res_users.py
+++ b/web_responsive/tests/test_res_users.py
@@ -9,5 +9,5 @@ class TestResUsers(common.TransactionCase):
         user_public = self.env.ref("base.public_user")
 
         self.assertEqual(user_public.chatter_position, "sided")
-        user_public.sudo(user_public).write({"chatter_position": "normal"})
+        user_public.with_user(user_public).write({"chatter_position": "normal"})
         self.assertEqual(user_public.chatter_position, "normal")