diff --git a/aip_x1_launch/launch/pointcloud_preprocessor.launch.py b/aip_x1_launch/launch/pointcloud_preprocessor.launch.py
index 17ff681e..bf120a8f 100644
--- a/aip_x1_launch/launch/pointcloud_preprocessor.launch.py
+++ b/aip_x1_launch/launch/pointcloud_preprocessor.launch.py
@@ -32,7 +32,7 @@ def launch_setup(context, *args, **kwargs):
         name="concatenate_data",
         remappings=[
             ("~/input/twist", "/sensing/vehicle_velocity_converter/twist_with_covariance"),
-            ("output", "concatenated/pointcloud")
+            ("output", "concatenated/pointcloud"),
         ],
         parameters=[
             {