diff --git a/libraries/AP_Mission/AP_Mission.h b/libraries/AP_Mission/AP_Mission.h
index 254300e822..7c93a58853 100644
--- a/libraries/AP_Mission/AP_Mission.h
+++ b/libraries/AP_Mission/AP_Mission.h
@@ -12,11 +12,7 @@
  */
 #pragma once
 
-#include <AP_HAL/AP_HAL.h>
-
-#ifndef AP_MISSION_ENABLED
-#define AP_MISSION_ENABLED 1
-#endif
+#include "AP_Mission_config.h"
 
 #include <GCS_MAVLink/GCS_MAVLink.h>
 #include <AP_Math/AP_Math.h>
diff --git a/libraries/AP_Mission/AP_Mission_config.h b/libraries/AP_Mission/AP_Mission_config.h
new file mode 100644
index 0000000000..94be328bcf
--- /dev/null
+++ b/libraries/AP_Mission/AP_Mission_config.h
@@ -0,0 +1,5 @@
+#include <AP_HAL/AP_HAL_Boards.h>
+
+#ifndef AP_MISSION_ENABLED
+#define AP_MISSION_ENABLED 1
+#endif