diff --git a/omr-6in4/files/etc/init.d/omr-6in4 b/omr-6in4/files/etc/init.d/omr-6in4
index eb5b5aadc..17195708e 100755
--- a/omr-6in4/files/etc/init.d/omr-6in4
+++ b/omr-6in4/files/etc/init.d/omr-6in4
@@ -53,6 +53,13 @@ set_ipv6_state() {
 			commit shadowsocks-libev
 			commit shadowsocks-rust
 		EOF
+		if [ "$(uci -q get omr-tracker.defaults.family)" != "ipv4" ]; then
+			uci -q batch <<-EOF >/dev/null
+				set omr-tracker.defaults.family='ipv4'
+				commit omr-tracker
+			EOF
+			/etc/init.d/omr-tracker restart
+		fi
 		[ ! -f /etc/wgetrc ] && cp /etc/wgetrc4 /etc/wgetrc
 	else
 		logger -t "omr-6in4" "Enable IPv6"
@@ -93,6 +100,14 @@ set_ipv6_state() {
 			EOF
 			/etc/init.d/v2ray restart
 		fi
+		if [ "$(uci -q get omr-tracker.defaults.family)" == "ipv4" ]; then
+			uci -q batch <<-EOF >/dev/null
+				set omr-tracker.defaults.family='ipv4ipv6'
+				commit omr-tracker
+			EOF
+			/etc/init.d/omr-tracker restart
+		fi
+
 		rm -f /etc/wgetrc
 	fi
 	/etc/init.d/odhcpd restart