diff --git a/libraries/AP_HAL_ChibiOS/hwdef/KakuteF7/hwdef.dat b/libraries/AP_HAL_ChibiOS/hwdef/KakuteF7/hwdef.dat
index 510f977233..6124043563 100644
--- a/libraries/AP_HAL_ChibiOS/hwdef/KakuteF7/hwdef.dat
+++ b/libraries/AP_HAL_ChibiOS/hwdef/KakuteF7/hwdef.dat
@@ -69,6 +69,7 @@ define HAL_BATT_VOLT_SCALE 10.1
 define HAL_BATT_CURR_SCALE 17.0
 
 PC5 RSSI_ADC ADC1
+define BOARD_RSSI_ANA_PIN 15
 
 PA2 LED0 OUTPUT LOW
 
diff --git a/libraries/AP_HAL_ChibiOS/hwdef/KakuteF7Mini/hwdef.dat b/libraries/AP_HAL_ChibiOS/hwdef/KakuteF7Mini/hwdef.dat
index bca7d18b17..7615b49e26 100644
--- a/libraries/AP_HAL_ChibiOS/hwdef/KakuteF7Mini/hwdef.dat
+++ b/libraries/AP_HAL_ChibiOS/hwdef/KakuteF7Mini/hwdef.dat
@@ -69,6 +69,7 @@ define HAL_BATT_VOLT_SCALE 10.9
 define HAL_BATT_CURR_SCALE 28.5
 
 PC5 RSSI_ADC ADC1
+define BOARD_RSSI_ANA_PIN 15
 
 PA2 LED0 OUTPUT LOW