diff --git a/omr-tracker/files/etc/init.d/omr-tracker b/omr-tracker/files/etc/init.d/omr-tracker
index b21153efd..ee8f27291 100755
--- a/omr-tracker/files/etc/init.d/omr-tracker
+++ b/omr-tracker/files/etc/init.d/omr-tracker
@@ -111,6 +111,7 @@ _launch_tracker() {
 	[ -z "${reliability}" ] && reliability=1
 	[ -z "${tries_up}" ] && tries_up=${tries}
 	[ "$(uci -q get openmptcprouter.settings.disable_ipv6)" = "1" ] && ipv6="0"
+	[ -z "${family}" ] && family='ipv4'
 	#[ -z "${failure_interval}" ] && failure_interval=5
 
 	procd_open_instance
@@ -289,6 +290,7 @@ _launch_shadowsocks_tracker() {
 	# shellcheck disable=SC2086
 	procd_set_param command /bin/omr-tracker-ss "$1"
 	procd_append_param env "OMR_TRACKER_HOSTS=$hosts"
+	procd_append_param env "OMR_TRACKER_HOSTS6=$hosts6"
 	procd_append_param env "OMR_TRACKER_TIMEOUT=$timeout"
 	procd_append_param env "OMR_TRACKER_TRIES=$tries"
 	procd_append_param env "OMR_TRACKER_INTERVAL=$interval"