diff --git a/meta-quanta/meta-olympus-nuvoton/recipes-bsp/u-boot/u-boot-fw-utils-nuvoton_%.bbappend b/meta-quanta/meta-olympus-nuvoton/recipes-bsp/u-boot/u-boot-fw-utils-nuvoton_%.bbappend
index 91518de..bd324ba 100644
--- a/meta-quanta/meta-olympus-nuvoton/recipes-bsp/u-boot/u-boot-fw-utils-nuvoton_%.bbappend
+++ b/meta-quanta/meta-olympus-nuvoton/recipes-bsp/u-boot/u-boot-fw-utils-nuvoton_%.bbappend
@@ -1,7 +1,7 @@
-FILESEXTRAPATHS_prepend := "${THISDIR}/${PN}:"
+FILESEXTRAPATHS:prepend := "${THISDIR}/${PN}:"
 
 SRC_URI += "file://fw_env.config"
 
-do_install_append () {
+do_install:append () {
 	install -m 644 ${WORKDIR}/fw_env.config ${D}${sysconfdir}/fw_env.config
 }