diff --git a/libraries/AP_HAL_ChibiOS/hwdef/MatekF405-Wing/hwdef.dat b/libraries/AP_HAL_ChibiOS/hwdef/MatekF405-Wing/hwdef.dat
index 70ccc9db50..68403376d9 100644
--- a/libraries/AP_HAL_ChibiOS/hwdef/MatekF405-Wing/hwdef.dat
+++ b/libraries/AP_HAL_ChibiOS/hwdef/MatekF405-Wing/hwdef.dat
@@ -191,3 +191,5 @@ define HAL_BATTMON_FUEL_ENABLE 0
 # disable parachute and sprayer to save flash
 define HAL_PARACHUTE_ENABLED 0
 define HAL_SPRAYER_ENABLED 0
+
+define HAL_NAVEKF2_AVAILABLE 0