diff --git a/kfet/auth/tests.py b/kfet/auth/tests.py
index 9006612c..9650faea 100644
--- a/kfet/auth/tests.py
+++ b/kfet/auth/tests.py
@@ -168,7 +168,8 @@ class GenericLoginViewTests(TestCase):
         r = self.client.post(self.url)
 
         self.assertRedirects(
-            r, "/logout?next={}".format(self.url), fetch_redirect_response=False
+            r, "https://cas.eleves.ens.fr/logout?service=http%3A%2F%2Ftestserver%2Fk-fet%2Flogin%2Fgeneric",
+            fetch_redirect_response=False
         )
 
     def test_notoken_not_team(self):