diff --git a/target/linux/oxnas/base-files/lib/upgrade/platform.sh b/target/linux/oxnas/base-files/lib/upgrade/platform.sh
index a43391cbbd..006dd0d134 100644
--- a/target/linux/oxnas/base-files/lib/upgrade/platform.sh
+++ b/target/linux/oxnas/base-files/lib/upgrade/platform.sh
@@ -15,6 +15,10 @@ platform_check_image() {
 	return $?
 }
 
+platform_pre_upgrade() {
+	nand_do_upgrade $1
+}
+
 disable_watchdog() {
 	killall watchdog
 	( ps | grep -v 'grep' | grep '/dev/watchdog' ) && {