diff --git a/ros_arduino_python/launch/arduino.launch b/ros_arduino_python/launch/arduino.launch
index 0dd803a..03516bb 100755
--- a/ros_arduino_python/launch/arduino.launch
+++ b/ros_arduino_python/launch/arduino.launch
@@ -1,5 +1,5 @@
 <launch>
-   <node name="arduino" pkg="ros_arduino_python" type="arduino_node.py" output="screen">
+   <node name="arduino" pkg="ros_arduino_python" type="arduino_node.py" output="screen" clear_params="true">
       <rosparam file="$(find ros_arduino_python)/config/my_arduino_params.yaml" command="load" />
    </node>
 </launch>