diff --git a/kfet/auth/tests.py b/kfet/auth/tests.py
index 5e284648..71fe945b 100644
--- a/kfet/auth/tests.py
+++ b/kfet/auth/tests.py
@@ -202,7 +202,7 @@ class GenericLoginViewTests(TestCase):
                 cookie = client.cookies[key]
                 # It also can be emptied.
                 self.assertEqual(cookie.value, "")
-                self.assertEqual(cookie["expires"], "Thu, 01-Jan-1970 00:00:00 GMT")
+                self.assertEqual(cookie["expires"], "Thu, 01 Jan 1970 00:00:00 GMT")
                 self.assertEqual(cookie["max-age"], 0)
             except AssertionError:
                 raise AssertionError("The cookie '%s' still exists." % key)
diff --git a/kfet/tests/test_tests_utils.py b/kfet/tests/test_tests_utils.py
index 25046abb..49661e23 100644
--- a/kfet/tests/test_tests_utils.py
+++ b/kfet/tests/test_tests_utils.py
@@ -107,8 +107,6 @@ class OperationHelpersTest(TestCase):
         self.assertDictEqual(
             operation_group.__dict__,
             {
-                "_checkout_cache": checkout,
-                "_on_acc_cache": on_acc,
                 "_state": mock.ANY,
                 "amount": 0,
                 "at": mock.ANY,