diff --git a/ROMFS/px4fmu_common/init.d/rcS b/ROMFS/px4fmu_common/init.d/rcS
index 32fb67a454..c8590425e6 100755
--- a/ROMFS/px4fmu_common/init.d/rcS
+++ b/ROMFS/px4fmu_common/init.d/rcS
@@ -189,8 +189,9 @@ then
 	if [ $MODE == autostart ]
 	then
 		# Telemetry port is on both FMU boards ttyS1
-		mavlink start -b 57600 -d /dev/ttyS1
-		usleep 5000
+		# but the AR.Drone motors can be get 'flashed'
+		# if starting MAVLink on them - so do not
+		# start it as default (default link: USB)
 	
 		# Start commander
 		commander start