diff --git a/ROMFS/px4fmu_common/init.d/rcS b/ROMFS/px4fmu_common/init.d/rcS
index bd308fb8e430a8bd828ebe82528ad6c38b6ad09f..8d2deb77bd734bb9123b693357178db0149a5ea3 100644
--- a/ROMFS/px4fmu_common/init.d/rcS
+++ b/ROMFS/px4fmu_common/init.d/rcS
@@ -29,7 +29,6 @@ set FEXTRAS /fs/microsd/etc/extras.txt
 set FMU_ARGS ""
 set FMU_MODE pwm
 set FRC /fs/microsd/etc/rc.txt
-set IO_PRESENT no
 set IOFW "/etc/extras/px4_io-v2_default.bin"
 set IO_PRESENT no
 set LOG_FILE /fs/microsd/bootlog.txt