diff --git a/kickstart/files/kickstart.cfg b/kickstart/files/kickstart.cfg
index 456066b1..5ed25bad 100644
--- a/kickstart/files/kickstart.cfg
+++ b/kickstart/files/kickstart.cfg
@@ -3288,6 +3288,10 @@ ilog "***    Post Nochroot - Set up package links per node type    ***"
 ilog "****************************************************************"
 ilog "IMAGE_ROOTFS=${IMAGE_ROOTFS}"
 
+# NOTE: below creation of links (host config and goenabled check links and pmon links) are also required in
+# system upgrade (USM major release deploy). Changes applied to here should also be applied to
+# https://opendev.org/starlingx/update/src/branch/master/software/service-files/usm-initialize-init.sh in
+# function refresh_init_links
 if [ ! "${controller}" = true -a "${worker}" = true ] ; then
     ilog "Setting up ${TRAIT__WORKER} package file links"
     ln -s /etc/goenabled.d/config_goenabled_check.sh.worker ${IMAGE_ROOTFS}/etc/goenabled.d/config_goenabled_check.sh