diff --git a/src/lib/FlightTasks/tasks/FlightTaskManual.hpp b/src/lib/FlightTasks/tasks/FlightTaskManual.hpp
index 4f8e237e6f..c7d2fb8dcf 100644
--- a/src/lib/FlightTasks/tasks/FlightTaskManual.hpp
+++ b/src/lib/FlightTasks/tasks/FlightTaskManual.hpp
@@ -44,6 +44,7 @@
 
 #include "FlightTask.hpp"
 #include <uORB/topics/manual_control_setpoint.h>
+#include <platforms/px4_defines.h>
 
 class FlightTaskManual : public FlightTask
 {