diff --git a/installers/charm/ro/src/charm.py b/installers/charm/ro/src/charm.py
index ae92d98..6851600 100755
--- a/installers/charm/ro/src/charm.py
+++ b/installers/charm/ro/src/charm.py
@@ -26,23 +26,15 @@
 from typing import NoReturn
 
 from ops.main import main
-
 from opslib.osm.charm import CharmedOsmBase, RelationsMissing
-
+from opslib.osm.interfaces.kafka import KafkaClient
+from opslib.osm.interfaces.mongo import MongoClient
+from opslib.osm.interfaces.mysql import MysqlClient
 from opslib.osm.pod import (
     ContainerV3Builder,
     PodSpecV3Builder,
 )
-
-
-from opslib.osm.validator import (
-    ModelValidator,
-    validator,
-)
-
-from opslib.osm.interfaces.kafka import KafkaClient
-from opslib.osm.interfaces.mysql import MysqlClient
-from opslib.osm.interfaces.mongo import MongoClient
+from opslib.osm.validator import ModelValidator, validator
 
 
 logger = logging.getLogger(__name__)