diff --git a/launch/robot_joystick.launch.py b/launch/robot_joystick.launch.py
index 8107c29..42f2f50 100644
--- a/launch/robot_joystick.launch.py
+++ b/launch/robot_joystick.launch.py
@@ -26,7 +26,7 @@ def generate_launch_description():
             executable='rmp220_teleop',
             name='rmp220_teleop',
             parameters=[joy_params, {'use_sim_time': use_sim_time}],
-            remappings=[('/cmd_vel', cmd_vel_joy)],
+            remappings=[('/cmd_vel', 'cmd_vel_joy')],
             namespace = namespace
          )