diff --git a/api-daemon/pvcapid/provisioner.py b/api-daemon/pvcapid/provisioner.py
index d0aec608..bb448e6a 100755
--- a/api-daemon/pvcapid/provisioner.py
+++ b/api-daemon/pvcapid/provisioner.py
@@ -1489,9 +1489,7 @@ def create_vm(
                 retcode, stdout, stderr = pvc_common.run_os_command("which mkswap")
                 if retcode:
                     raise ProvisioningError(
-                        "Failed to find binary for mkswap: {}".format(
-                            stderr
-                        )
+                        "Failed to find binary for mkswap: {}".format(stderr)
                     )
             else:
                 retcode, stdout, stderr = pvc_common.run_os_command(
diff --git a/node-daemon/pvcnoded/objects/CephInstance.py b/node-daemon/pvcnoded/objects/CephInstance.py
index 4c0c1992..66f8b1e4 100644
--- a/node-daemon/pvcnoded/objects/CephInstance.py
+++ b/node-daemon/pvcnoded/objects/CephInstance.py
@@ -164,9 +164,7 @@ class CephOSDInstance(object):
                 raise Exception
 
             # 4b. Activate the OSD
-            logger.out(
-                "Activating new OSD disk with ID {}".format(osd_id), state="i"
-            )
+            logger.out("Activating new OSD disk with ID {}".format(osd_id), state="i")
             retcode, stdout, stderr = common.run_os_command(
                 "ceph-volume lvm activate --bluestore {osdid} {osdfsid}".format(
                     osdid=osd_id, osdfsid=osd_fsid
diff --git a/node-daemon/pvcnoded/objects/VMInstance.py b/node-daemon/pvcnoded/objects/VMInstance.py
index 66214325..e305b8fa 100644
--- a/node-daemon/pvcnoded/objects/VMInstance.py
+++ b/node-daemon/pvcnoded/objects/VMInstance.py
@@ -1006,7 +1006,7 @@ class VMInstance(object):
                             "RBD lock does not belong to this host (lock owner: {}): freeing this lock would be unsafe, aborting".format(
                                 lock["address"].split(":")[0]
                             ),
-                            state="e"
+                            state="e",
                         )
                         zkhandler.write(
                             [