diff --git a/bsp/default/root_file_system/etc/sysupgrade.conf b/bsp/default/root_file_system/etc/sysupgrade.conf
index d92d893..ed45476 100644
--- a/bsp/default/root_file_system/etc/sysupgrade.conf
+++ b/bsp/default/root_file_system/etc/sysupgrade.conf
@@ -3,3 +3,4 @@
 /etc/dropbear/dropbear_rsa_host_key
 /etc/dropbear/authorized_keys
 /etc/network.mode
+/etc/config/system