diff --git a/brian_polling_manager/eumetsat_multicast.py b/brian_polling_manager/eumetsat_multicast.py
index d4ed0c5aba4d6faf42fbf6c26680171f3746d0fa..4bfdf497f747c0167b69ba81622ea2d6cd4c9ea8 100644
--- a/brian_polling_manager/eumetsat_multicast.py
+++ b/brian_polling_manager/eumetsat_multicast.py
@@ -2,6 +2,7 @@ from brian_polling_manager import sensu
 
 _CHECK_PREFIX = 'eumetmc'
 
+
 def load_eumetsat_multicast_checks(sensu_params):
     def _is_eumetsat_multicast_check(check):
         name = check['metadata']['name']
diff --git a/brian_polling_manager/inventory.py b/brian_polling_manager/inventory.py
index 72043739cc1823b5e4496ce17a43f6c7def912db..4b4594d22ce9556793c55a9b18be992c70b1495e 100644
--- a/brian_polling_manager/inventory.py
+++ b/brian_polling_manager/inventory.py
@@ -117,6 +117,7 @@ MULTICAST_SUBSCRIPTION_LIST_SCHEMA = {
     'items': {'$ref': '#/definitions/subscription'}
 }
 
+
 def _pick_one(haystack):
     if not isinstance(haystack, (list, tuple, set)):
         haystack = [haystack]
diff --git a/brian_polling_manager/main.py b/brian_polling_manager/main.py
index ab64d50a13330bbd5137e02c3c43fd42e96cbc19..90ba9f94c8841906efaa2f50bab5a7f4c518781e 100644
--- a/brian_polling_manager/main.py
+++ b/brian_polling_manager/main.py
@@ -88,7 +88,7 @@ def refresh(config, force=False):
             config['inventory'])
         state.eumetsat_multicast \
             = inventory.load_eumetsat_multicast_subscriptions(
-            config['inventory'])
+                config['inventory'])
     result = {
         'interfaces': interfaces.refresh(config['sensu'], state.interfaces),
         'gws_direct': gws_direct.refresh(config['sensu'], state.gws_direct),