diff --git a/ceilometer/tests/functional/gabbi/fixtures.py b/ceilometer/tests/functional/gabbi/fixtures.py
index 1f86cc9d..257fc7d2 100644
--- a/ceilometer/tests/functional/gabbi/fixtures.py
+++ b/ceilometer/tests/functional/gabbi/fixtures.py
@@ -92,6 +92,7 @@ class ConfigFixture(fixture.GabbiFixture):
         conf.set_override('pecan_debug', True, group='api')
         conf.set_override('gnocchi_is_enabled', False, group='api')
         conf.set_override('aodh_is_enabled', False, group='api')
+        conf.set_override('panko_is_enabled', False, group='api')
 
     def stop_fixture(self):
         """Reset the config and remove data."""