diff --git a/cluster/juju/layers/kubernetes-master/reactive/kubernetes_master.py b/cluster/juju/layers/kubernetes-master/reactive/kubernetes_master.py
index a421191300..3d5ab28b21 100644
--- a/cluster/juju/layers/kubernetes-master/reactive/kubernetes_master.py
+++ b/cluster/juju/layers/kubernetes-master/reactive/kubernetes_master.py
@@ -137,6 +137,7 @@ def snap_resources_changed():
         any_file_changed(paths)
         return 'unknown'
 
+
 def upgrade_for_etcd():
     # we are upgrading the charm.
     # If this is an old deployment etcd_version is not set