diff --git a/libraries/AP_HAL_ChibiOS/hwdef/skyviper-v2450/hwdef.dat b/libraries/AP_HAL_ChibiOS/hwdef/skyviper-v2450/hwdef.dat
index adee0379e1..9f5cad25e6 100644
--- a/libraries/AP_HAL_ChibiOS/hwdef/skyviper-v2450/hwdef.dat
+++ b/libraries/AP_HAL_ChibiOS/hwdef/skyviper-v2450/hwdef.dat
@@ -66,6 +66,34 @@ env DEFAULT_PARAMETERS 'Tools/Frame_params/SkyViper-2450GPS/defaults.parm'
 env BUILD_ABIN True
 
 # Disable un-needed hardware drivers
-define HAL_WITH_ESC_TELEM 0
+define AP_AIRSPEED_ENABLED 0
 define AP_FETTEC_ONEWIRE_ENABLED 0
+define HAL_MOUNT_ENABLED 0
 define AP_OPTICALFLOW_ENABLED 0
+define BEACON_ENABLED 0
+define GPS_MOVING_BASELINE 0
+define GRIPPER_ENABLED 0
+define HAL_ADSB_SAGETECH_ENABLED 0
+define HAL_ADSB_UAVIONIX_MAVLINK_ENABLED 0
+define HAL_AIS_ENABLED 0
+define HAL_BATTMON_FUEL_ENABLE 0
+define HAL_BATTMON_INA2XX_ENABLED 0
+define HAL_BATTMON_SMBUS_ENABLE 0
+define HAL_CRSF_TELEM_ENABLED 0
+define HAL_EFI_ENABLED 0
+define HAL_EXTERNAL_AHRS_ENABLED 0
+define HAL_GENERATOR_ENABLED 0
+define HAL_HOTT_TELEM_ENABLED 0
+define HAL_MSP_SENSORS_ENABLED 0
+define HAL_NMEA_OUTPUT_ENABLED 0
+define HAL_PARACHUTE_ENABLED 0
+define HAL_PICCOLO_CAN_ENABLE 0
+define HAL_RUNCAM_ENABLED 0
+define HAL_SMARTAUDIO_ENABLED 0
+define HAL_SPEKTRUM_TELEM_ENABLED 0
+define HAL_SPRAYER_ENABLED 0
+define HAL_TORQEEDO_ENABLED 0
+define HAL_WITH_ESC_TELEM 0
+define LANDING_GEAR_ENABLED 0
+define MODE_TURTLE_ENABLED 0
+define WINCH_ENABLED 0