diff --git a/vitrage_tempest_plugin/plugin.py b/vitrage_tempest_plugin/plugin.py
index 437d314..18f26e2 100644
--- a/vitrage_tempest_plugin/plugin.py
+++ b/vitrage_tempest_plugin/plugin.py
@@ -43,4 +43,4 @@ class VitrageTempestPlugin(plugins.TempestPlugin):
         return [(config_rca_service.rca_service_group.name,
                  config_rca_service.RcaServiceGroup),
                 (config_rca_service.service_available_group.name,
-                 [config_rca_service.ServiceAvailableGroup])]
+                 config_rca_service.ServiceAvailableGroup)]