diff --git a/ROMFS/px4fmu_common/init.d/rcS b/ROMFS/px4fmu_common/init.d/rcS
index c92876f269..f8796bb085 100644
--- a/ROMFS/px4fmu_common/init.d/rcS
+++ b/ROMFS/px4fmu_common/init.d/rcS
@@ -247,7 +247,6 @@ then
 		if fmu mode_pwm
 		then
 			echo "[init] PX4FMU PWM output started"
-			sh /etc/init.d/rc.io
 		else
 			echo "[init] PX4FMU PWM output start error"
 			tone_alarm MNGGG