diff --git a/packages/tools/rpi-eeprom/config/rpi-eeprom-update b/packages/tools/rpi-eeprom/config/rpi-eeprom-update
index 0e85be4214..0a62ac0b4a 100644
--- a/packages/tools/rpi-eeprom/config/rpi-eeprom-update
+++ b/packages/tools/rpi-eeprom/config/rpi-eeprom-update
@@ -1,4 +1,4 @@
 # Use direct path to firmware as update script doesn't dereference sym links.
 FIRMWARE_ROOT="/usr/lib/kernel-overlays/base/lib/firmware/raspberrypi/bootloader"
 FIRMWARE_BACKUP_DIR="/storage/.config/rpifw-backup"
-BOOTFS=/flash
+BOOTFS=${BOOTFS:-/flash}