diff --git a/msg/MotionPlanRequest.msg b/msg/MotionPlanRequest.msg
index ac386e2..120222a 100644
--- a/msg/MotionPlanRequest.msg
+++ b/msg/MotionPlanRequest.msg
@@ -47,3 +47,7 @@ float64 allowed_planning_time
 float64 max_velocity_scaling_factor
 float64 max_acceleration_scaling_factor
 
+# Maximum cartesian speed for the given end effector.
+# If max_cartesian_speed <= 0 the trajectory is not modified.
+string cartesian_speed_end_effector_link
+float64 max_cartesian_speed # m/s