diff --git a/src/modules/fw_pos_control_l1/FixedwingPositionControl.cpp b/src/modules/fw_pos_control_l1/FixedwingPositionControl.cpp
index 1463143d1d..d2e6835e47 100644
--- a/src/modules/fw_pos_control_l1/FixedwingPositionControl.cpp
+++ b/src/modules/fw_pos_control_l1/FixedwingPositionControl.cpp
@@ -763,7 +763,7 @@ FixedwingPositionControl::control_auto(const hrt_abstime &now, const Vector2d &c
 	_att_sp.pitch_reset_integral = false;
 	_att_sp.yaw_reset_integral = false;
 
-	uint8_t position_sp_type = handle_setpoint_type(pos_sp_curr.type, pos_sp_curr);
+	const uint8_t position_sp_type = handle_setpoint_type(pos_sp_curr.type, pos_sp_curr);
 
 	_type = position_sp_type; // for publication