diff --git a/libraries/AP_HAL_ChibiOS/hwdef/F35Lightning/hwdef.dat b/libraries/AP_HAL_ChibiOS/hwdef/F35Lightning/hwdef.dat
index 6c4fb332e0..a0e2ed1c90 100644
--- a/libraries/AP_HAL_ChibiOS/hwdef/F35Lightning/hwdef.dat
+++ b/libraries/AP_HAL_ChibiOS/hwdef/F35Lightning/hwdef.dat
@@ -166,4 +166,4 @@ define STORAGE_FLASH_PAGE 1
 define HAL_BATT_VOLT_PIN 11
 define HAL_BATT_CURR_PIN 12
 define HAL_BATT_VOLT_SCALE 11
-define HAL_BATT_CURR_SCALE 18.2
+define HAL_BATT_CURR_SCALE 25