diff --git a/ROMFS/px4fmu_common/init.d/rcS b/ROMFS/px4fmu_common/init.d/rcS
index 9c819f96e2..91d3c08c3f 100644
--- a/ROMFS/px4fmu_common/init.d/rcS
+++ b/ROMFS/px4fmu_common/init.d/rcS
@@ -272,6 +272,10 @@ else
 	if ver hwcmp NXPHLITE_V3
 	then
 		param set SYS_FMU_TASK 1
+		# Let the mavlink compaion logic fail to start
+		set MAVLINK_COMPANION_DEVICE  none
+		# Telem 1 is P10
+		set MAVLINK_F "-r 1200 -f -d  /dev/ttyS4"
 	fi
 
 	###############################################################################