diff --git a/pkgs/clan-cli/clan_cli/config/__init__.py b/pkgs/clan-cli/clan_cli/config/__init__.py
index ff2b9c63d..fbfad5163 100644
--- a/pkgs/clan-cli/clan_cli/config/__init__.py
+++ b/pkgs/clan-cli/clan_cli/config/__init__.py
@@ -180,9 +180,9 @@ def process_args(
 
 def register_parser(
     parser: argparse.ArgumentParser,
-    optionsFile: Optional[Union[str, Path]] = os.environ.get("CLAN_OPTIONS_FILE"),
+    options_file: Optional[Union[str, Path]] = os.environ.get("CLAN_OPTIONS_FILE"),
 ) -> None:
-    if not optionsFile:
+    if not options_file:
         # use nix eval to evaluate .#clanOptions
         # this will give us the evaluated config with the options attribute
         proc = subprocess.run(
@@ -200,7 +200,7 @@ def register_parser(
         with open(file) as f:
             options = json.load(f)
     else:
-        with open(optionsFile) as f:
+        with open(options_file) as f:
             options = json.load(f)
     return _register_parser(parser, options)
 
diff --git a/pkgs/clan-cli/clan_cli/ssh/__init__.py b/pkgs/clan-cli/clan_cli/ssh/__init__.py
index 05ae92771..5f1f8feeb 100644
--- a/pkgs/clan-cli/clan_cli/ssh/__init__.py
+++ b/pkgs/clan-cli/clan_cli/ssh/__init__.py
@@ -50,7 +50,7 @@ class CommandFormatter(logging.Formatter):
         self.hostnames: List[str] = []
         self.hostname_color_offset = 1  # first host shouldn't get agressive red
 
-    def formatMessage(self, record: logging.LogRecord) -> str:
+    def format(self, record: logging.LogRecord) -> str:
         colorcode = 0
         if record.levelno == logging.ERROR:
             colorcode = 31  # red
@@ -68,7 +68,7 @@ class CommandFormatter(logging.Formatter):
         setattr(record, "prefix_color", prefix_color)
         setattr(record, "color_reset", color_reset)
 
-        return super().formatMessage(record)
+        return super().format(record)
 
     def hostname_colorcode(self, hostname: str) -> int:
         try:
diff --git a/pkgs/clan-cli/clan_cli/ssh/cli.py b/pkgs/clan-cli/clan_cli/ssh/cli.py
index f7966d083..da3d6bc54 100644
--- a/pkgs/clan-cli/clan_cli/ssh/cli.py
+++ b/pkgs/clan-cli/clan_cli/ssh/cli.py
@@ -33,7 +33,7 @@ def ssh(
     subprocess.run(cmd)
 
 
-def qrcode_scan(pictureFile: str) -> str:
+def qrcode_scan(picture_file: str) -> str:
     return (
         subprocess.run(
             nix_shell(
@@ -42,7 +42,7 @@ def qrcode_scan(pictureFile: str) -> str:
                     "zbarimg",
                     "--quiet",
                     "--raw",
-                    pictureFile,
+                    picture_file,
                 ],
             ),
             stdout=subprocess.PIPE,
diff --git a/pkgs/clan-cli/pyproject.toml b/pkgs/clan-cli/pyproject.toml
index c6f98573f..127d6cfc6 100644
--- a/pkgs/clan-cli/pyproject.toml
+++ b/pkgs/clan-cli/pyproject.toml
@@ -46,7 +46,7 @@ ignore_missing_imports = true
 [tool.ruff]
 line-length = 88
 
-select = [ "E", "F", "I", "U"]
+select = [ "E", "F", "I", "U", "N"]
 ignore = [ "E501" ]
 
 [tool.black]