diff --git a/sample_sensor_kit_launch/launch/pointcloud_preprocessor.launch.py b/sample_sensor_kit_launch/launch/pointcloud_preprocessor.launch.py
index 18b1bf3f..3e8ee1fe 100644
--- a/sample_sensor_kit_launch/launch/pointcloud_preprocessor.launch.py
+++ b/sample_sensor_kit_launch/launch/pointcloud_preprocessor.launch.py
@@ -26,7 +26,6 @@
 
 
 def launch_setup(context, *args, **kwargs):
-
     # set concat filter as a component
     concat_component = ComposableNode(
         package="pointcloud_preprocessor",
@@ -74,7 +73,6 @@ def launch_setup(context, *args, **kwargs):
 
 
 def generate_launch_description():
-
     launch_arguments = []
 
     def add_launch_arg(name: str, default_value=None):