diff --git a/ROMFS/px4fmu_common/init.d/rc.interface b/ROMFS/px4fmu_common/init.d/rc.interface
index 6c8f065c7e..6151bc81eb 100644
--- a/ROMFS/px4fmu_common/init.d/rc.interface
+++ b/ROMFS/px4fmu_common/init.d/rc.interface
@@ -240,6 +240,11 @@ then
 				pwm rate -c ${PWM_AUX_OUT} -r ${PWM_AUX_RATE} -d ${OUTPUT_AUX_DEV}
 			fi
 
+			# Set disarmed, min and max PWM_AUX values.
+			if [ $PWM_AUX_DISARMED != none ]
+			then
+				pwm disarmed -c ${PWM_AUX_OUT} -p ${PWM_AUX_DISARMED} -d ${OUTPUT_AUX_DEV}
+			fi
 			if [ $PWM_AUX_MIN != none ]
 			then
 				pwm min -c ${PWM_AUX_OUT} -p ${PWM_AUX_MIN} -d ${OUTPUT_AUX_DEV}
diff --git a/ROMFS/px4fmu_common/init.d/rc.vtol_defaults b/ROMFS/px4fmu_common/init.d/rc.vtol_defaults
index 15a4fec595..05ed445192 100644
--- a/ROMFS/px4fmu_common/init.d/rc.vtol_defaults
+++ b/ROMFS/px4fmu_common/init.d/rc.vtol_defaults
@@ -20,10 +20,8 @@ then
 
 	param set NAV_ACC_RAD 3
 
+	param set PWM_AUX_RATE 50
+	param set PWM_RATE 400
+
 	param set RTL_LAND_DELAY 0
-
 fi
-
-# Set environment variables (!= parameters)
-param set PWM_RATE 400
-param set PWM_AUX_RATE 50