diff --git a/whitebox_tempest_plugin/tests/base.py b/whitebox_tempest_plugin/tests/base.py
index 051d5c1b..390233af 100644
--- a/whitebox_tempest_plugin/tests/base.py
+++ b/whitebox_tempest_plugin/tests/base.py
@@ -12,6 +12,7 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
+from oslo_config import fixture as config_fixture
 from oslotest import base
 from tempest import config
 
@@ -20,6 +21,10 @@ CONF = config.CONF
 
 class WhiteboxPluginTestCase(base.BaseTestCase):
 
+    def setUp(self):
+        super(WhiteboxPluginTestCase, self).setUp()
+        self.useFixture(config_fixture.Config(CONF))
+
     def flags(self, **kw):
         """Override flag variables for a test."""
         group = kw.pop('group', None)