fix bugs
diff --git a/planetstack/openstack_observer/steps/__init__.py b/planetstack/openstack_observer/steps/__init__.py
index 92cc7f2..f164623 100644
--- a/planetstack/openstack_observer/steps/__init__.py
+++ b/planetstack/openstack_observer/steps/__init__.py
@@ -1 +1 @@
-from .sync_controller_sites import SyncControllerSite
+from .sync_controller_sites import SyncControllerSites