diff --git a/common_sensor_launch/launch/hesai_OT128.launch.xml b/common_sensor_launch/launch/hesai_OT128.launch.xml
index 1d0df1db..7df4f126 100644
--- a/common_sensor_launch/launch/hesai_OT128.launch.xml
+++ b/common_sensor_launch/launch/hesai_OT128.launch.xml
@@ -18,7 +18,6 @@
 
   <include file="$(find-pkg-share common_sensor_launch)/launch/nebula_node_container.launch.py">
     <arg name="launch_driver" value="$(var launch_driver)"/>
-    <arg name="launch_hw_monitor" value="$(var launch_hw_monitor)"/>
     <arg name="sensor_model" value="$(var model)"/>
     <arg name="return_mode" value="$(var return_mode)"/>
     <arg name="frame_id" value="$(var sensor_frame)"/>
diff --git a/common_sensor_launch/launch/hesai_XT32.launch.xml b/common_sensor_launch/launch/hesai_XT32.launch.xml
index f507497b..3155cd1b 100644
--- a/common_sensor_launch/launch/hesai_XT32.launch.xml
+++ b/common_sensor_launch/launch/hesai_XT32.launch.xml
@@ -18,7 +18,6 @@
 
   <include file="$(find-pkg-share common_sensor_launch)/launch/nebula_node_container.launch.py">
     <arg name="launch_driver" value="$(var launch_driver)"/>
-    <arg name="launch_hw_monitor" value="$(var launch_hw_monitor)"/>
     <arg name="sensor_model" value="$(var model)"/>
     <arg name="return_mode" value="$(var return_mode)"/>
     <arg name="frame_id" value="$(var sensor_frame)"/>