diff --git a/APMrover2/APMrover2.cpp b/APMrover2/APMrover2.cpp
index a46a92bb99..6567156d23 100644
--- a/APMrover2/APMrover2.cpp
+++ b/APMrover2/APMrover2.cpp
@@ -43,6 +43,7 @@ Rover rover;
   time they are expected to take (in microseconds)
 */
 const AP_Scheduler::Task Rover::scheduler_tasks[] = {
+    //         Function name,          Hz,     us,
     SCHED_TASK(read_radio,             50,   1000),
     SCHED_TASK(ahrs_update,            50,   6400),
     SCHED_TASK(read_sonars,            50,   2000),