diff --git a/libraries/AP_HAL_ChibiOS/hwdef/Pixracer-periph/hwdef.dat b/libraries/AP_HAL_ChibiOS/hwdef/Pixracer-periph/hwdef.dat
index 08ca400df0..41c795393d 100644
--- a/libraries/AP_HAL_ChibiOS/hwdef/Pixracer-periph/hwdef.dat
+++ b/libraries/AP_HAL_ChibiOS/hwdef/Pixracer-periph/hwdef.dat
@@ -84,7 +84,7 @@ define HAL_PERIPH_ENABLE_BATTERY
 define HAL_PERIPH_ENABLE_RC_OUT
 
 define HAL_PERIPH_ENABLE_RANGEFINDER
-define HAL_PERIPH_RANGEFINDER_PORT_DEFAULT 1
+define AP_PERIPH_RANGEFINDER_PORT_DEFAULT 1
 define RANGEFINDER_MAX_INSTANCES 1
 
 define HAL_PERIPH_ENABLE_NOTIFY