diff --git a/target/linux/kirkwood/base-files/etc/board.d/02_network b/target/linux/kirkwood/base-files/etc/board.d/02_network
index b82086ec3e..35d735f9db 100755
--- a/target/linux/kirkwood/base-files/etc/board.d/02_network
+++ b/target/linux/kirkwood/base-files/etc/board.d/02_network
@@ -4,6 +4,7 @@
 #
 
 . /lib/functions/uci-defaults.sh
+. /lib/functions/system.sh
 . /lib/kirkwood.sh
 
 board_config_update