diff --git a/wireguard-install.sh b/wireguard-install.sh
index 7df8744..5a55a96 100644
--- a/wireguard-install.sh
+++ b/wireguard-install.sh
@@ -446,21 +446,21 @@ EOF
 Before=network.target
 [Service]
 Type=oneshot
-ExecStart=$iptables_path -t nat -A POSTROUTING -s 10.7.0.0/24 ! -d 10.7.0.0/24 -j SNAT --to $ip
-ExecStart=$iptables_path -I INPUT -p udp --dport $port -j ACCEPT
-ExecStart=$iptables_path -I FORWARD -s 10.7.0.0/24 -j ACCEPT
-ExecStart=$iptables_path -I FORWARD -m state --state RELATED,ESTABLISHED -j ACCEPT
-ExecStop=$iptables_path -t nat -D POSTROUTING -s 10.7.0.0/24 ! -d 10.7.0.0/24 -j SNAT --to $ip
-ExecStop=$iptables_path -D INPUT -p udp --dport $port -j ACCEPT
-ExecStop=$iptables_path -D FORWARD -s 10.7.0.0/24 -j ACCEPT
-ExecStop=$iptables_path -D FORWARD -m state --state RELATED,ESTABLISHED -j ACCEPT" > /etc/systemd/system/wg-iptables.service
+ExecStart=$iptables_path -w -t nat -A POSTROUTING -s 10.7.0.0/24 ! -d 10.7.0.0/24 -j SNAT --to $ip
+ExecStart=$iptables_path -w -I INPUT -p udp --dport $port -j ACCEPT
+ExecStart=$iptables_path -w -I FORWARD -s 10.7.0.0/24 -j ACCEPT
+ExecStart=$iptables_path -w -I FORWARD -m state --state RELATED,ESTABLISHED -j ACCEPT
+ExecStop=$iptables_path -w -t nat -D POSTROUTING -s 10.7.0.0/24 ! -d 10.7.0.0/24 -j SNAT --to $ip
+ExecStop=$iptables_path -w -D INPUT -p udp --dport $port -j ACCEPT
+ExecStop=$iptables_path -w -D FORWARD -s 10.7.0.0/24 -j ACCEPT
+ExecStop=$iptables_path -w -D FORWARD -m state --state RELATED,ESTABLISHED -j ACCEPT" > /etc/systemd/system/wg-iptables.service
 		if [[ -n "$ip6" ]]; then
-			echo "ExecStart=$ip6tables_path -t nat -A POSTROUTING -s fddd:2c4:2c4:2c4::/64 ! -d fddd:2c4:2c4:2c4::/64 -j SNAT --to $ip6
-ExecStart=$ip6tables_path -I FORWARD -s fddd:2c4:2c4:2c4::/64 -j ACCEPT
-ExecStart=$ip6tables_path -I FORWARD -m state --state RELATED,ESTABLISHED -j ACCEPT
-ExecStop=$ip6tables_path -t nat -D POSTROUTING -s fddd:2c4:2c4:2c4::/64 ! -d fddd:2c4:2c4:2c4::/64 -j SNAT --to $ip6
-ExecStop=$ip6tables_path -D FORWARD -s fddd:2c4:2c4:2c4::/64 -j ACCEPT
-ExecStop=$ip6tables_path -D FORWARD -m state --state RELATED,ESTABLISHED -j ACCEPT" >> /etc/systemd/system/wg-iptables.service
+			echo "ExecStart=$ip6tables_path -w -t nat -A POSTROUTING -s fddd:2c4:2c4:2c4::/64 ! -d fddd:2c4:2c4:2c4::/64 -j SNAT --to $ip6
+ExecStart=$ip6tables_path -w -I FORWARD -s fddd:2c4:2c4:2c4::/64 -j ACCEPT
+ExecStart=$ip6tables_path -w -I FORWARD -m state --state RELATED,ESTABLISHED -j ACCEPT
+ExecStop=$ip6tables_path -w -t nat -D POSTROUTING -s fddd:2c4:2c4:2c4::/64 ! -d fddd:2c4:2c4:2c4::/64 -j SNAT --to $ip6
+ExecStop=$ip6tables_path -w -D FORWARD -s fddd:2c4:2c4:2c4::/64 -j ACCEPT
+ExecStop=$ip6tables_path -w -D FORWARD -m state --state RELATED,ESTABLISHED -j ACCEPT" >> /etc/systemd/system/wg-iptables.service
 		fi
 		echo "RemainAfterExit=yes
 [Install]