diff --git a/recipes-core/netbase/netbase_4.47.bbappend b/recipes-core/netbase/netbase_4.47.bbappend
index 8ce09af..7152fc7 100644
--- a/recipes-core/netbase/netbase_4.47.bbappend
+++ b/recipes-core/netbase/netbase_4.47.bbappend
@@ -1,9 +1,3 @@
 FILESEXTRAPATHS_prepend := "${THISDIR}/netbase:"
 
-PRINC := "${@int(PRINC) + 1}"
-
-SRC_URI_append_imx233-olinuxino-maxi = " file://00-persistent-mac"
-
-do_install_append_imx233-olinuxino-maxi () {
-    install -m 0755 ${WORKDIR}/00-persistent-mac ${D}${sysconfdir}/network/if-pre-up.d
-}
+PRINC := "${@int(PRINC) + 2}"