diff --git a/boards/px4/fmu-v4/init/rc.board_sensors b/boards/px4/fmu-v4/init/rc.board_sensors
index 4f6717acb9..449d0389a1 100644
--- a/boards/px4/fmu-v4/init/rc.board_sensors
+++ b/boards/px4/fmu-v4/init/rc.board_sensors
@@ -32,5 +32,5 @@ then
 	mpu6500 -s -R 0 start
 else
 	# mpu9250 internal SPI bus mpu9250
-	mpu9250 -s -R 8 start
+	mpu9250 -s -R 8 -M start
 fi