diff --git a/target/linux/ramips/base-files/sbin/fixup-mac-address b/target/linux/ramips/base-files/sbin/fixup-mac-address
index 3fd8fcb97a..900fb7d086 100755
--- a/target/linux/ramips/base-files/sbin/fixup-mac-address
+++ b/target/linux/ramips/base-files/sbin/fixup-mac-address
@@ -1,6 +1,7 @@
 #!/bin/sh
 . /lib/functions.sh
 . /lib/functions/system.sh
+. /lib/ramips.sh
 
 partname=""
 offset=""