diff --git a/patrole_tempest_plugin/rbac_utils.py b/patrole_tempest_plugin/rbac_utils.py
index 02b9297..9a9f864 100644
--- a/patrole_tempest_plugin/rbac_utils.py
+++ b/patrole_tempest_plugin/rbac_utils.py
@@ -137,7 +137,9 @@
             with excutils.save_and_reraise_exception():
                 LOG.exception(exp)
         finally:
-            test_obj.os_primary.auth_provider.clear_auth()
+            auth_providers = test_obj.get_auth_providers()
+            for provider in auth_providers:
+                provider.clear_auth()
             # Fernet tokens are not subsecond aware so sleep to ensure we are
             # passing the second boundary before attempting to authenticate.
             # Only sleep if a token revocation occurred as a result of role
@@ -145,7 +147,9 @@
             # ``[identity] admin_role`` == ``[patrole] rbac_test_role``.
             if not role_already_present:
                 time.sleep(1)
-            test_obj.os_primary.auth_provider.set_auth()
+
+            for provider in auth_providers:
+                provider.set_auth()
 
     def _get_roles_by_name(self):
         available_roles = self.admin_roles_client.list_roles()['roles']
@@ -219,6 +223,15 @@
     """
 
     @classmethod
+    def get_auth_providers(cls):
+        """Returns list of auth_providers used within test.
+
+        Tests may redefine this method to include their own or third party
+        client auth_providers.
+        """
+        return [cls.os_primary.auth_provider]
+
+    @classmethod
     def skip_rbac_checks(cls):
         if not CONF.patrole.enable_rbac:
             deprecation_msg = ("The `[patrole].enable_rbac` option is "
diff --git a/patrole_tempest_plugin/tests/api/network/rbac_base.py b/patrole_tempest_plugin/tests/api/network/rbac_base.py
index 6c57a0c..9d3e28b 100644
--- a/patrole_tempest_plugin/tests/api/network/rbac_base.py
+++ b/patrole_tempest_plugin/tests/api/network/rbac_base.py
@@ -40,6 +40,15 @@
     """
 
     @classmethod
+    def get_auth_providers(cls):
+        """Register auth_provider from neutron-tempest-plugin.
+        """
+        providers = super(BaseNetworkPluginRbacTest, cls).get_auth_providers()
+        if cls.is_neutron_tempest_plugin_avaliable():
+            providers.append(cls.ntp_client.auth_provider)
+        return providers
+
+    @classmethod
     def skip_checks(cls):
         super(BaseNetworkPluginRbacTest, cls).skip_checks()
 
diff --git a/patrole_tempest_plugin/tests/unit/fixtures.py b/patrole_tempest_plugin/tests/unit/fixtures.py
index 4e3387e..1c47985 100644
--- a/patrole_tempest_plugin/tests/unit/fixtures.py
+++ b/patrole_tempest_plugin/tests/unit/fixtures.py
@@ -77,7 +77,9 @@
         }
         self.mock_test_obj = mock.Mock(
             __name__='patrole_unit_test', spec=test.BaseTestCase,
-            os_primary=mock.Mock(), **test_obj_kwargs)
+            os_primary=mock.Mock(),
+            get_auth_providers=mock.Mock(return_value=[mock.Mock()]),
+            **test_obj_kwargs)
 
         # Mock out functionality that can't be used by unit tests. Mocking out
         # time.sleep is a test optimization.
diff --git a/patrole_tempest_plugin/tests/unit/test_rbac_utils.py b/patrole_tempest_plugin/tests/unit/test_rbac_utils.py
index 4937318..c5264aa 100644
--- a/patrole_tempest_plugin/tests/unit/test_rbac_utils.py
+++ b/patrole_tempest_plugin/tests/unit/test_rbac_utils.py
@@ -57,9 +57,9 @@
 
         roles_client.create_user_role_on_project.assert_called_once_with(
             self.rbac_utils.PROJECT_ID, self.rbac_utils.USER_ID, 'admin_id')
-        mock_test_obj.os_primary.auth_provider.clear_auth\
+        mock_test_obj.get_auth_providers()[0].clear_auth\
             .assert_called_once_with()
-        mock_test_obj.os_primary.auth_provider.set_auth\
+        mock_test_obj.get_auth_providers()[0].set_auth\
             .assert_called_once_with()
         mock_time.sleep.assert_called_once_with(1)
 
@@ -86,9 +86,9 @@
             mock.call(self.rbac_utils.PROJECT_ID, self.rbac_utils.USER_ID,
                       'member_id')
         ])
-        mock_test_obj.os_primary.auth_provider.clear_auth.assert_has_calls(
+        mock_test_obj.get_auth_providers()[0].clear_auth.assert_has_calls(
             [mock.call()] * 2)
-        mock_test_obj.os_primary.auth_provider.set_auth.assert_has_calls(
+        mock_test_obj.get_auth_providers()[0].set_auth.assert_has_calls(
             [mock.call()] * 2)
         mock_time.sleep.assert_has_calls([mock.call(1)] * 2)
 
@@ -120,9 +120,9 @@
             mock.call(self.rbac_utils.PROJECT_ID, self.rbac_utils.USER_ID,
                       'admin_id')
         ])
-        mock_test_obj.os_primary.auth_provider.clear_auth.assert_has_calls(
+        mock_test_obj.get_auth_providers()[0].clear_auth.assert_has_calls(
             [mock.call()] * 3)
-        mock_test_obj.os_primary.auth_provider.set_auth.assert_has_calls(
+        mock_test_obj.get_auth_providers()[0].set_auth.assert_has_calls(
             [mock.call()] * 3)
         mock_time.sleep.assert_has_calls([mock.call(1)] * 3)