diff --git a/src/reactive/placement_handlers.py b/src/reactive/placement_handlers.py
index d362aa9..bc196d6 100644
--- a/src/reactive/placement_handlers.py
+++ b/src/reactive/placement_handlers.py
@@ -29,6 +29,7 @@ charms_openstack.charm.use_defaults(
     'update-status',
     'upgrade-charm',
     'certificates.available',
+    'cluster.available',
 )