diff --git a/apps/controllib/fixedwing.cpp b/apps/controllib/fixedwing.cpp
index d9637b4a7a..b84a54fee5 100644
--- a/apps/controllib/fixedwing.cpp
+++ b/apps/controllib/fixedwing.cpp
@@ -322,7 +322,7 @@ void BlockMultiModeBacksideAutopilot::update()
 			_att.roll, _att.pitch, _att.yaw,
 			_att.rollspeed, _att.pitchspeed, _att.yawspeed
 		);
-		_actuators.control[CH_AIL] = - _backsideAutopilot.getAileron();
+		_actuators.control[CH_AIL] = _backsideAutopilot.getAileron();
 		_actuators.control[CH_ELV] = - _backsideAutopilot.getElevator();
 		_actuators.control[CH_RDR] = _backsideAutopilot.getRudder();
 		_actuators.control[CH_THR] = _backsideAutopilot.getThrottle();