diff --git a/src/blueapi/cli/cli.py b/src/blueapi/cli/cli.py
index 92efb3106..4a12cc2f2 100644
--- a/src/blueapi/cli/cli.py
+++ b/src/blueapi/cli/cli.py
@@ -27,7 +27,8 @@
 
 from .rest import BlueapiRestClient
 
-CONTEXT_SETTINGS = dict(help_option_names=['-h', '--help'])
+CONTEXT_SETTINGS = dict(help_option_names=["-h", "--help"])
+
 
 @click.group(invoke_without_command=True)
 @click.version_option(version=__version__, prog_name="blueapi")