diff --git a/src/restic_compose_backup/cli.py b/src/restic_compose_backup/cli.py
index c558c2e..fb8cbce 100644
--- a/src/restic_compose_backup/cli.py
+++ b/src/restic_compose_backup/cli.py
@@ -93,12 +93,21 @@ def status(config, containers):
 
         if container.volume_backup_enabled:
             for mount in container.filter_mounts():
-                logger.info(' - volume: %s -> %s', mount.source, container.get_volume_backup_destination(mount, '/volumes'))
+                logger.info(
+                    ' - volume: %s -> %s',
+                    mount.source,
+                    container.get_volume_backup_destination(mount, '/volumes'),
+                )
 
         if container.database_backup_enabled:
             instance = container.instance
             ping = instance.ping()
-            logger.info(' - %s (is_ready=%s) -> %s', instance.container_type, ping == 0, instance.backup_destination_path())
+            logger.info(
+                ' - %s (is_ready=%s) -> %s',
+                instance.container_type,
+                ping == 0,
+                instance.backup_destination_path(),
+            )
             if ping != 0:
                 logger.error("Database '%s' in service %s cannot be reached",
                              instance.container_type, container.service_name)
diff --git a/src/restic_compose_backup/containers.py b/src/restic_compose_backup/containers.py
index acf12db..8ad0f97 100644
--- a/src/restic_compose_backup/containers.py
+++ b/src/restic_compose_backup/containers.py
@@ -72,7 +72,8 @@ class Container:
     @property
     def service_name(self) -> str:
         """Name of the container/service"""
-        return self.get_label('com.docker.compose.service', default='') or self.get_label('com.docker.swarm.service.name', default='')
+        return self.get_label('com.docker.compose.service', default='') or \
+            self.get_label('com.docker.swarm.service.name', default='')
 
     @property
     def backup_process_label(self) -> str:
diff --git a/src/restic_compose_backup/log.py b/src/restic_compose_backup/log.py
index 4c3e82b..e4663cf 100644
--- a/src/restic_compose_backup/log.py
+++ b/src/restic_compose_backup/log.py
@@ -22,7 +22,7 @@ def setup(level: str = 'warning'):
 
     ch = logging.StreamHandler(stream=sys.stdout)
     ch.setLevel(level)
-    # ch.setFormatter(logging.Formatter(f'%(asctime)s - {HOSTNAME} - %(name)s - %(levelname)s - %(message)s'))
-    # ch.setFormatter(logging.Formatter(f'%(asctime)s - {HOSTNAME} - %(levelname)s - %(message)s'))
-    ch.setFormatter(logging.Formatter(f'%(asctime)s - %(levelname)s: %(message)s'))
+    # ch.setFormatter(logging.Formatter('%(asctime)s - {HOSTNAME} - %(name)s - %(levelname)s - %(message)s'))
+    # ch.setFormatter(logging.Formatter('%(asctime)s - {HOSTNAME} - %(levelname)s - %(message)s'))
+    ch.setFormatter(logging.Formatter('%(asctime)s - %(levelname)s: %(message)s'))
     logger.addHandler(ch)
diff --git a/src/restic_compose_backup/utils.py b/src/restic_compose_backup/utils.py
index 1debddd..0f96fbe 100644
--- a/src/restic_compose_backup/utils.py
+++ b/src/restic_compose_backup/utils.py
@@ -1,9 +1,12 @@
 import os
 import logging
-from typing import List
+from typing import List, TYPE_CHECKING
 from contextlib import contextmanager
 import docker
 
+if TYPE_CHECKING:
+    from restic_compose_backup.containers import Container
+
 logger = logging.getLogger(__name__)
 
 TRUE_VALUES = ['1', 'true', 'True', True, 1]