diff --git a/src/postorius/tests/__init__.py b/src/postorius/tests/__init__.py
index c13bb37..564ce3b 100644
--- a/src/postorius/tests/__init__.py
+++ b/src/postorius/tests/__init__.py
@@ -43,8 +43,3 @@
     filter_headers=['authorization', 'user-agent', 'date'],
     before_record_response=filter_response_headers,
     )
-
-
-API_CREDENTIALS = {'MAILMAN_REST_API_URL':  'http://localhost:9001',
-                   'MAILMAN_REST_API_USER': 'restadmin',
-                   'MAILMAN_REST_API_PASS': 'restpass'}
diff --git a/src/postorius/tests/mailman_api_tests/__init__.py b/src/postorius/tests/mailman_api_tests/__init__.py
index 91eab69..8b13789 100644
--- a/src/postorius/tests/mailman_api_tests/__init__.py
+++ b/src/postorius/tests/mailman_api_tests/__init__.py
@@ -1,26 +1 @@
-# -*- coding: utf-8 -*-
-# Copyright (C) 2012-2015 by the Free Software Foundation, Inc.
-#
-# This file is part of Postorius.
-#
-# Postorius is free software: you can redistribute it and/or modify it under
-# the terms of the GNU General Public License as published by the Free
-# Software Foundation, either version 3 of the License, or (at your option)
-# any later version.
-# Postorius is distributed in the hope that it will be useful, but WITHOUT
-# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
-# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
-# more details.
-#
-# You should have received a copy of the GNU General Public License along with
-# Postorius.  If not, see <http://www.gnu.org/licenses/>.
-from __future__ import (
-    absolute_import, division, print_function, unicode_literals)
 
-__metaclass__ = type
-
-
-from urllib2 import HTTPError
-
-from postorius.tests import MM_VCR, API_CREDENTIALS
-from postorius.utils import get_client
diff --git a/src/postorius/tests/mailman_api_tests/test_archival_options.py b/src/postorius/tests/mailman_api_tests/test_archival_options.py
index 199b93a..386219d 100644
--- a/src/postorius/tests/mailman_api_tests/test_archival_options.py
+++ b/src/postorius/tests/mailman_api_tests/test_archival_options.py
@@ -29,7 +29,6 @@
 from django.contrib.auth.models import User
 from django.core.urlresolvers import reverse
 from django.test import Client, RequestFactory, TestCase
-from django.test.utils import override_settings
 try:
     from urllib2 import HTTPError
 except ImportError:
@@ -37,7 +36,6 @@
 
 from postorius.forms import ListArchiverForm
 from postorius.tests import MM_VCR
-from postorius.tests.mailman_api_tests import API_CREDENTIALS
 from postorius.utils import get_client
 from postorius.views.list import _add_archival_messages
 
@@ -47,7 +45,6 @@
 vcr_log.setLevel(logging.WARNING)
 
 
-@override_settings(**API_CREDENTIALS)
 class ArchivalOptionsAccessTest(TestCase):
 
     @MM_VCR.use_cassette('archival_options.yaml')
@@ -84,7 +81,6 @@
         self.assertEqual(response.status_code, 200)
 
 
-@override_settings(**API_CREDENTIALS)
 class ArchivalOptions(TestCase):
 
     @MM_VCR.use_cassette('test_list_archival_options.yaml')
diff --git a/src/postorius/tests/mailman_api_tests/test_list_index.py b/src/postorius/tests/mailman_api_tests/test_list_index.py
index 340b640..41f1eea 100644
--- a/src/postorius/tests/mailman_api_tests/test_list_index.py
+++ b/src/postorius/tests/mailman_api_tests/test_list_index.py
@@ -19,14 +19,13 @@
 
 from django.core.urlresolvers import reverse
 from django.test import Client, SimpleTestCase
-from django.test.utils import override_settings
 try:
     from urllib2 import HTTPError
 except ImportError:
     from urllib.error import HTTPError
 
 from postorius.utils import get_client
-from postorius.tests import MM_VCR, API_CREDENTIALS
+from postorius.tests import MM_VCR
 
 
 logger = logging.getLogger(__name__)
@@ -34,7 +33,6 @@
 vcr_log.setLevel(logging.WARNING)
 
 
-@override_settings(**API_CREDENTIALS)
 class ListIndexPageTest(SimpleTestCase):
     """Tests for the list index page."""
 
diff --git a/src/postorius/tests/mailman_api_tests/test_list_members.py b/src/postorius/tests/mailman_api_tests/test_list_members.py
index bb1351d..ad8817b 100644
--- a/src/postorius/tests/mailman_api_tests/test_list_members.py
+++ b/src/postorius/tests/mailman_api_tests/test_list_members.py
@@ -22,12 +22,11 @@
 from django.core.urlresolvers import reverse
 from django.utils.timezone import now
 from django.test import Client, TestCase
-from django.test.utils import override_settings
 from six.moves.urllib_error import HTTPError
 from six.moves.urllib_parse import quote
 
 from postorius.models import MailmanUser, Mailman404Error
-from postorius.tests import MM_VCR, API_CREDENTIALS
+from postorius.tests import MM_VCR
 from postorius.tests.utils import get_flash_messages
 from postorius.utils import get_client
 
@@ -37,7 +36,6 @@
 vcr_log.setLevel(logging.WARNING)
 
 
-@override_settings(**API_CREDENTIALS)
 class ListMembersAccessTest(TestCase):
     """Tests for the list members page.
 
@@ -113,7 +111,6 @@
         self.assertEqual(response.status_code, 200)
 
 
-@override_settings(**API_CREDENTIALS)
 class AddRemoveOwnerTest(TestCase):
     """Tests for the list members page.
 
@@ -200,7 +197,6 @@
 
 
 
-@override_settings(**API_CREDENTIALS)
 class AddModeratorTest(TestCase):
     """Tests for the list members page.
 
diff --git a/src/postorius/tests/mailman_api_tests/test_list_new.py b/src/postorius/tests/mailman_api_tests/test_list_new.py
index 3549c65..63a9bda 100644
--- a/src/postorius/tests/mailman_api_tests/test_list_new.py
+++ b/src/postorius/tests/mailman_api_tests/test_list_new.py
@@ -22,14 +22,14 @@
 from django.core.urlresolvers import reverse
 from django.shortcuts import resolve_url
 from django.test import Client, SimpleTestCase
-from django.test.utils import override_settings
+
 try:
     from urllib2 import HTTPError
 except ImportError:
     from urllib.error import HTTPError
 
 from postorius.utils import get_client
-from postorius.tests import MM_VCR, API_CREDENTIALS
+from postorius.tests import MM_VCR
 
 
 logger = logging.getLogger(__name__)
@@ -37,7 +37,6 @@
 vcr_log.setLevel(logging.WARNING)
 
 
-@override_settings(**API_CREDENTIALS)
 class ListCreationTest(SimpleTestCase):
     """Tests for the new list page."""
 
diff --git a/src/postorius/tests/mailman_api_tests/test_list_summary.py b/src/postorius/tests/mailman_api_tests/test_list_summary.py
index 133de69..b661688 100644
--- a/src/postorius/tests/mailman_api_tests/test_list_summary.py
+++ b/src/postorius/tests/mailman_api_tests/test_list_summary.py
@@ -20,14 +20,13 @@
 from django.core.urlresolvers import reverse
 from django.db import IntegrityError
 from django.test import Client, SimpleTestCase
-from django.test.utils import override_settings
 try:
     from urllib2 import HTTPError
 except ImportError:
     from urllib.error import HTTPError
 
 from postorius.utils import get_client
-from postorius.tests import MM_VCR, API_CREDENTIALS
+from postorius.tests import MM_VCR
 
 
 logger = logging.getLogger(__name__)
@@ -35,7 +34,6 @@
 vcr_log.setLevel(logging.WARNING)
 
 
-@override_settings(**API_CREDENTIALS)
 class ListSummaryPageTest(SimpleTestCase):
     """Tests for the list summary page.
 
diff --git a/src/postorius/tests/mailman_api_tests/test_models.py b/src/postorius/tests/mailman_api_tests/test_models.py
index 5285462..163e757 100644
--- a/src/postorius/tests/mailman_api_tests/test_models.py
+++ b/src/postorius/tests/mailman_api_tests/test_models.py
@@ -20,14 +20,13 @@
 from django.core.urlresolvers import reverse
 from django.db import IntegrityError
 from django.test import Client, SimpleTestCase
-from django.test.utils import override_settings
 try:
     from urllib2 import HTTPError
 except ImportError:
     from urllib.error import HTTPError
 
 from postorius.utils import get_client
-from postorius.tests import MM_VCR, API_CREDENTIALS
+from postorius.tests import MM_VCR
 
 
 logger = logging.getLogger(__name__)
@@ -35,7 +34,6 @@
 vcr_log.setLevel(logging.WARNING)
 
 
-@override_settings(**API_CREDENTIALS)
 class ModelTest(SimpleTestCase):
     """Tests for the list index page."""
 
diff --git a/src/postorius/tests/mailman_api_tests/test_subscriptions.py b/src/postorius/tests/mailman_api_tests/test_subscriptions.py
index 60b25a6..5565ed4 100644
--- a/src/postorius/tests/mailman_api_tests/test_subscriptions.py
+++ b/src/postorius/tests/mailman_api_tests/test_subscriptions.py
@@ -20,13 +20,12 @@
 from django.contrib.auth.models import User
 from django.core.urlresolvers import reverse
 from django.test import Client, TestCase
-from django.test.utils import override_settings
 try:
     from urllib2 import HTTPError
 except ImportError:
     from urllib.error import HTTPError
 
-from postorius.tests import MM_VCR, API_CREDENTIALS
+from postorius.tests import MM_VCR
 from postorius.tests.utils import get_flash_messages
 from postorius.utils import get_client
 
@@ -36,7 +35,6 @@
 vcr_log.setLevel(logging.WARNING)
 
 
-@override_settings(**API_CREDENTIALS)
 class TestSubscription(TestCase):
     """Tests subscription to lists"""