diff --git a/src/charm.py b/src/charm.py
index ac3551ad..990445c4 100755
--- a/src/charm.py
+++ b/src/charm.py
@@ -7,12 +7,10 @@
 import hashlib
 import logging
 import re
-from typing import List, TypedDict, cast
-
 import socket
 import subprocess
 from pathlib import Path
-from typing import Dict, Optional, TypedDict, cast
+from typing import Dict, List, Optional, TypedDict, cast
 from urllib.parse import urlparse
 
 import yaml
@@ -575,7 +573,9 @@ def _configure(self, _):
 
             logger.info("Prometheus configuration reloaded")
 
-        self.unit.status = StatusBase._get_highest_priority(cast(List[StatusBase], list(self.status.values())))
+        self.unit.status = StatusBase._get_highest_priority(
+            cast(List[StatusBase], list(self.status.values()))
+        )
 
     def _on_pebble_ready(self, event) -> None:
         """Pebble ready hook.