diff --git a/common_sensor_launch/launch/hesai_QT128.launch.xml b/common_sensor_launch/launch/hesai_QT128.launch.xml
index c61178fb..709db3f7 100644
--- a/common_sensor_launch/launch/hesai_QT128.launch.xml
+++ b/common_sensor_launch/launch/hesai_QT128.launch.xml
@@ -14,7 +14,7 @@
   <arg name="cloud_max_angle" default="360"/>
   <arg name="dual_return_distance_threshold" default="0.1"/>
   <arg name="ptp_profile" default="1588v2"/>
-  <arg name="ptp_transport_type" default="UDP"/> 
+  <arg name="ptp_transport_type" default="UDP"/>
   <arg name="ptp_switch_type" default="TSN"/>
   <arg name="ptp_domain" default="0"/>
   <arg name="vehicle_mirror_param_file"/>