diff --git a/swh/auth/keycloak.py b/swh/auth/keycloak.py
--- a/swh/auth/keycloak.py
+++ b/swh/auth/keycloak.py
@@ -40,12 +40,25 @@
         self._keycloak = KeycloakOpenID(
             server_url=server_url, client_id=client_id, realm_name=realm_name,
         )
-
         self.server_url = server_url
-        self.realm_name = realm_name
-        self.client_id = client_id
         self.realm_public_key = realm_public_key
 
+    @property
+    def realm_name(self):
+        return self._keycloak.realm_name
+
+    @realm_name.setter
+    def realm_name(self, value):
+        self._keycloak.realm_name = value
+
+    @property
+    def client_id(self):
+        return self._keycloak.client_id
+
+    @client_id.setter
+    def client_id(self, value):
+        self._keycloak.client_id = value
+
     def well_known(self) -> Dict[str, Any]:
         """
         Retrieve the OpenID Connect Well-Known URI registry from Keycloak.
diff --git a/swh/auth/pytest_plugin.py b/swh/auth/pytest_plugin.py
--- a/swh/auth/pytest_plugin.py
+++ b/swh/auth/pytest_plugin.py
@@ -13,7 +13,14 @@
 import pytest
 
 from swh.auth.keycloak import KeycloakOpenIDConnect
-from swh.auth.tests.sample_data import OIDC_PROFILE, RAW_REALM_PUBLIC_KEY, USER_INFO
+from swh.auth.tests.sample_data import (
+    CLIENT_ID,
+    OIDC_PROFILE,
+    RAW_REALM_PUBLIC_KEY,
+    REALM_NAME,
+    SERVER_URL,
+    USER_INFO,
+)
 
 
 class KeycloackOpenIDConnectMock(KeycloakOpenIDConnect):
@@ -193,3 +200,10 @@
 # for backward compatibility
 # TODO: remove that alias once swh-deposit and swh-web use new function name
 keycloak_mock_factory = keycloak_oidc_factory
+
+# generic keycloak fixture that can be used within tests
+# (cf. test_keycloak.py, test_utils.py, django related tests)
+# or external modules using that pytest plugin
+keycloak_oidc = keycloak_oidc_factory(
+    server_url=SERVER_URL, realm_name=REALM_NAME, client_id=CLIENT_ID,
+)
diff --git a/swh/auth/tests/conftest.py b/swh/auth/tests/conftest.py
deleted file mode 100644
--- a/swh/auth/tests/conftest.py
+++ /dev/null
@@ -1,13 +0,0 @@
-# Copyright (C) 2021 The Software Heritage developers
-# See the AUTHORS file at the top-level directory of this distribution
-# License: GNU Affero General Public License version 3, or any later version
-# See top-level LICENSE file for more information
-
-
-from swh.auth.pytest_plugin import keycloak_oidc_factory
-from swh.auth.tests.sample_data import CLIENT_ID, REALM_NAME, SERVER_URL
-
-# keycloak fixture used within tests (cf. test_keycloak.py, test_utils.py)
-keycloak_oidc = keycloak_oidc_factory(
-    server_url=SERVER_URL, realm_name=REALM_NAME, client_id=CLIENT_ID,
-)
diff --git a/swh/auth/tests/django/test_utils.py b/swh/auth/tests/django/test_utils.py
--- a/swh/auth/tests/django/test_utils.py
+++ b/swh/auth/tests/django/test_utils.py
@@ -108,8 +108,7 @@
     KEYCLOAK_REALM_NAME=REALM_NAME,
     KEYCLOAK_CLIENT_ID=CLIENT_ID,
 )
-def test_keycloak_oidc_client_parameters_from_django_settings(mocker):
-    mocker.patch("swh.auth.keycloak.KeycloakOpenID")
+def test_keycloak_oidc_client_parameters_from_django_settings():
 
     kc_oidc_client = keycloak_oidc_client()