diff --git a/ROMFS/px4fmu_common/init.d/rc.sensors b/ROMFS/px4fmu_common/init.d/rc.sensors
index d18f2723ae..bc7787e129 100644
--- a/ROMFS/px4fmu_common/init.d/rc.sensors
+++ b/ROMFS/px4fmu_common/init.d/rc.sensors
@@ -56,6 +56,7 @@ if ver hwcmp AUAV_X21
 then
 	# External I2C bus
 	hmc5883 -C -T -X start
+	lis3mdl -X start
 
 	# Internal SPI bus ICM-20608-G is rotated 90 deg yaw
 	mpu6000 -R 2 -T 20608 start