diff --git a/VirtualMachineService/VirtualMachineHandler.py b/VirtualMachineService/VirtualMachineHandler.py
index 46ec2e26..2db6b520 100644
--- a/VirtualMachineService/VirtualMachineHandler.py
+++ b/VirtualMachineService/VirtualMachineHandler.py
@@ -1031,7 +1031,6 @@ def start_server_with_custom_key(
                 volumes.append(self.conn.get_volume_by_id(id=id))
             self.logger.info(volumes)
 
-
             try:
                 private_key = key_creation["private_key"]
             except Exception:
@@ -1775,7 +1774,6 @@ def get_cluster_status(self, cluster_id):
         self.logger.info("Cluster {} status: {} ".format(cluster_id, response.content))
         return response.json()
 
-
     def bibigrid_available(self):
         self.logger.info("Checking if Bibigrid is available")
         if not self.BIBIGRID_URL:
@@ -1850,7 +1848,7 @@ def start_cluster(self, public_key, master_instance, worker_instances, user):
             "availabilityZone": self.AVAIALABILITY_ZONE,
             "masterInstance": master_instance,
             "workerInstances": wI,
-            "useMasterWithPublicIp": False
+            "useMasterWithPublicIp": False,
         }
         for mode in self.BIBIGRID_MODES:
             body.update({mode: True})