diff --git a/libraries/AP_HAL_ChibiOS/hwdef/HerePro/hwdef.dat b/libraries/AP_HAL_ChibiOS/hwdef/HerePro/hwdef.dat
index fb4c2e82451cd6..49c88fe3f95378 100644
--- a/libraries/AP_HAL_ChibiOS/hwdef/HerePro/hwdef.dat
+++ b/libraries/AP_HAL_ChibiOS/hwdef/HerePro/hwdef.dat
@@ -86,6 +86,7 @@ define GPS_MAX_INSTANCES 1
 define HAL_COMPASS_MAX_SENSORS 1
 
 # GPS+MAG
+define HAL_PERIPH_ENABLE_AHRS
 define HAL_PERIPH_ENABLE_GPS
 define HAL_PERIPH_ENABLE_MAG
 define AP_INERTIALSENSOR_ENABLED 1