diff --git a/src/modules/rc_update/rc_update.cpp b/src/modules/rc_update/rc_update.cpp
index e2a167c659..ea0b665e5f 100644
--- a/src/modules/rc_update/rc_update.cpp
+++ b/src/modules/rc_update/rc_update.cpp
@@ -1,6 +1,6 @@
 /****************************************************************************
  *
- *   Copyright (c) 2016-2020 PX4 Development Team. All rights reserved.
+ *   Copyright (c) 2016-2021 PX4 Development Team. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
@@ -587,7 +587,7 @@ void RCUpdate::UpdateManualSetpoint(const hrt_abstime &timestamp_sample)
 	manual_control_setpoint.y     = get_rc_value(rc_channels_s::FUNCTION_ROLL,    -1.f, 1.f);
 	manual_control_setpoint.x     = get_rc_value(rc_channels_s::FUNCTION_PITCH,   -1.f, 1.f);
 	manual_control_setpoint.r     = get_rc_value(rc_channels_s::FUNCTION_YAW,     -1.f, 1.f);
-	manual_control_setpoint.z     = get_rc_value(rc_channels_s::FUNCTION_THROTTLE, 0.f, 1.f);
+	manual_control_setpoint.z     = get_rc_value(rc_channels_s::FUNCTION_THROTTLE, -1.f, 1.f);
 	manual_control_setpoint.flaps = get_rc_value(rc_channels_s::FUNCTION_FLAPS,   -1.f, 1.f);
 	manual_control_setpoint.aux1  = get_rc_value(rc_channels_s::FUNCTION_AUX_1,   -1.f, 1.f);
 	manual_control_setpoint.aux2  = get_rc_value(rc_channels_s::FUNCTION_AUX_2,   -1.f, 1.f);