diff --git a/libraries/AP_HAL_ChibiOS/hwdef/Here4AP/hwdef-bl.dat b/libraries/AP_HAL_ChibiOS/hwdef/Here4AP/hwdef-bl.dat
index bb83220870..ec2e0ab7c9 100644
--- a/libraries/AP_HAL_ChibiOS/hwdef/Here4AP/hwdef-bl.dat
+++ b/libraries/AP_HAL_ChibiOS/hwdef/Here4AP/hwdef-bl.dat
@@ -58,3 +58,6 @@ define CAN_APP_NODE_NAME "com.cubepilot.here4"
 # order of UARTs
 SERIAL_ORDER
 define HAL_USE_UART FALSE
+
+# setup for blanking LEDs in bootloader
+define AP_BOOTLOADER_CUSTOM_HERE4