diff --git a/wireguard_iproute_openwrt.txt b/wireguard_iproute_openwrt.txt
index a60885b..c1ca139 100644
--- a/wireguard_iproute_openwrt.txt
+++ b/wireguard_iproute_openwrt.txt
@@ -316,13 +316,13 @@ config rule
 
 --/etc/network/interfaces.d/wgvps-------------
 	post-up iptables -t nat -A PREROUTING -i eth0 -p tcp -m multiport --dports 5001,5201 -j DNAT --to-destination 192.168.2.2
-	post-up iptables -t nat -A POSTROUTING -o wgvps -d 192.168.2.2 -p tcp -m multiport --dports 5001,5201 -j MASQUERADE
+	post-up iptables -t nat -A POSTROUTING -o $IFACE -d 192.168.2.2 -p tcp -m multiport --dports 5001,5201 -j MASQUERADE
 	post-up iptables -t nat -A PREROUTING -i eth0 -p udp -m multiport --dports 5001,5201 -j DNAT --to-destination 192.168.2.2
-	post-up iptables -t nat -A POSTROUTING -o wgvps -d 192.168.2.2 -p udp -m multiport --dports 5001,5201 -j MASQUERADE
+	post-up iptables -t nat -A POSTROUTING -o $IFACE -d 192.168.2.2 -p udp -m multiport --dports 5001,5201 -j MASQUERADE
 	post-down iptables -t nat -D PREROUTING -i eth0 -p tcp -m multiport --dports 5001,5201 -j DNAT --to-destination 192.168.2.2
-	post-down iptables -t nat -D POSTROUTING -o wgvps -d 192.168.2.2 -p tcp -m multiport --dports 5001,5201 -j MASQUERADE
+	post-down iptables -t nat -D POSTROUTING -o $IFACE -d 192.168.2.2 -p tcp -m multiport --dports 5001,5201 -j MASQUERADE
 	post-down iptables -t nat -D PREROUTING -i eth0 -p udp -m multiport --dports 5001,5201 -j DNAT --to-destination 192.168.2.2
-	post-down iptables -t nat -D POSTROUTING -o wgvps -d 192.168.2.2 -p udp -m multiport --dports 5001,5201 -j MASQUERADE
+	post-down iptables -t nat -D POSTROUTING -o $IFACE -d 192.168.2.2 -p udp -m multiport --dports 5001,5201 -j MASQUERADE
 ----------------------------------------------
 
 # ifdown wgvps ; ifup wgvps