diff --git a/workers/servicekeyworker/models_interface.py b/workers/servicekeyworker/models_interface.py
index 6b9292b91..909ac2367 100644
--- a/workers/servicekeyworker/models_interface.py
+++ b/workers/servicekeyworker/models_interface.py
@@ -1,6 +1,7 @@
 from abc import ABCMeta, abstractmethod
 from six import add_metaclass
 
+
 @add_metaclass(ABCMeta)
 class ServiceKeyWorkerDataInterface(object):
   """
diff --git a/workers/servicekeyworker/models_pre_oci.py b/workers/servicekeyworker/models_pre_oci.py
index 906572397..5a82d3127 100644
--- a/workers/servicekeyworker/models_pre_oci.py
+++ b/workers/servicekeyworker/models_pre_oci.py
@@ -1,13 +1,14 @@
 from data import model
 from workers.servicekeyworker.models_interface import ServiceKeyWorkerDataInterface
 
+
 class PreOCIModel(ServiceKeyWorkerDataInterface):
   def set_key_expiration(self, kid, expiration_date):
     model.service_keys.set_key_expiration(kid, expiration_date)
 
   def create_service_key_for_testing(self, expiration):
-   key = model.service_keys.create_service_key('test', 'somekid', 'quay', '', {}, expiration)
-   return key.kid
+    key = model.service_keys.create_service_key('test', 'somekid', 'quay', '', {}, expiration)
+    return key.kid
 
   def get_service_key_expiration(self, kid):
     try:
@@ -16,4 +17,5 @@ class PreOCIModel(ServiceKeyWorkerDataInterface):
     except model.ServiceKeyDoesNotExist:
       return None
 
+
 pre_oci_model = PreOCIModel()
diff --git a/workers/servicekeyworker/servicekeyworker.py b/workers/servicekeyworker/servicekeyworker.py
index 90ddd0e33..23ad26024 100644
--- a/workers/servicekeyworker/servicekeyworker.py
+++ b/workers/servicekeyworker/servicekeyworker.py
@@ -7,11 +7,12 @@ from workers.worker import Worker
 
 logger = logging.getLogger(__name__)
 
+
 class ServiceKeyWorker(Worker):
   def __init__(self):
     super(ServiceKeyWorker, self).__init__()
     self.add_operation(self._refresh_service_key,
-                       app.config.get('INSTANCE_SERVICE_KEY_REFRESH', 60)*60)
+                       app.config.get('INSTANCE_SERVICE_KEY_REFRESH', 60) * 60)
 
   def _refresh_service_key(self):
     """
@@ -22,6 +23,7 @@ class ServiceKeyWorker(Worker):
     model.set_key_expiration(instance_keys.local_key_id, datetime.now() + expiration)
     logger.debug('Finished refresh of automatic service keys')
 
+
 if __name__ == "__main__":
   worker = ServiceKeyWorker()
   worker.start()
diff --git a/workers/servicekeyworker/test/test_servicekeyworker.py b/workers/servicekeyworker/test/test_servicekeyworker.py
index 7db38c62b..2cf6103d3 100644
--- a/workers/servicekeyworker/test/test_servicekeyworker.py
+++ b/workers/servicekeyworker/test/test_servicekeyworker.py
@@ -13,7 +13,7 @@ def test_refresh_service_key(initialized_db):
   original_expiration = datetime.now() + timedelta(minutes=10)
   test_key_kid = model.create_service_key_for_testing(original_expiration)
 
-  instance_keys = AttrDict(dict(local_key_id=test_key_kid, service_key_expiration=10))
+  instance_keys = AttrDict(dict(local_key_id=test_key_kid, service_key_expiration=30))
   with patch('workers.servicekeyworker.servicekeyworker.instance_keys', instance_keys):
     worker = ServiceKeyWorker()
     worker._refresh_service_key()