diff --git a/src/ldrobot-lidar-ros2/ldlidar_node/launch/ldlidar_with_mgr.launch.py b/src/ldrobot-lidar-ros2/ldlidar_node/launch/ldlidar_with_mgr.launch.py
index 61476f2..670dc18 100644
--- a/src/ldrobot-lidar-ros2/ldlidar_node/launch/ldlidar_with_mgr.launch.py
+++ b/src/ldrobot-lidar-ros2/ldlidar_node/launch/ldlidar_with_mgr.launch.py
@@ -50,7 +50,7 @@ def generate_launch_description():
         package='nav2_lifecycle_manager',
         executable='lifecycle_manager',
         name='lifecycle_manager',
-        namespace='ldlidar_node', #trying to isolate nav2 and the LIDAR
+        namespace='lidar', #trying to isolate nav2 and the LIDAR
         output='screen',
         parameters=[
             # YAML files