diff --git a/debian9-x86_64.sh b/debian9-x86_64.sh
index c2c9f5d..05ea4d9 100644
--- a/debian9-x86_64.sh
+++ b/debian9-x86_64.sh
@@ -247,9 +247,9 @@ fi
 
 # Add OpenMPTCProuter VPS script version to /etc/motd
 if grep --quiet 'OpenMPTCProuter VPS' /etc/motd; then
-	sed -i 's:< OpenMPTCProuter VPS [0-9]*\.[0-9]* >:< OpenMPCTProuter VPS 0.37 >:' /etc/motd
+	sed -i 's:< OpenMPTCProuter VPS [0-9]*\.[0-9]* >:< OpenMPCTProuter VPS 0.38 >:' /etc/motd
 else
-	echo '< OpenMPTCProuter VPS 0.37 >' >> /etc/motd
+	echo '< OpenMPTCProuter VPS 0.38 >' >> /etc/motd
 fi
 
 if [ "$update" = "0" ]; then
diff --git a/shorewall4/snat b/shorewall4/snat
index 024c9d8..fec1ff9 100644
--- a/shorewall4/snat
+++ b/shorewall4/snat
@@ -18,6 +18,6 @@
 MASQUERADE		10.0.0.0/8,\
 			169.254.0.0/16,\
 			172.16.0.0/12,\
-			192.168.0.0/16		eth0
+			192.168.0.0/16		$NET_IFACE
 # SNAT from VPN server for all VPN clients
 #SNAT($VPS_ADDR)		0.0.0.0/0		$VPS_IFACE
diff --git a/shorewall6/snat b/shorewall6/snat
index b1046e4..7468de7 100644
--- a/shorewall6/snat
+++ b/shorewall6/snat
@@ -16,6 +16,6 @@
 #ACTION			SOURCE			DEST            PROTO	PORT	IPSEC	MARK	USER	SWITCH	ORIGDEST	PROBABILITY
 #
 MASQUERADE		fe80::/10,\
-			fd00::/8		eth0
+			fd00::/8		$NET_IFACE
 # SNAT from VPN server for all VPN clients
 SNAT(fe80::a00:1)		::/0		omr-6in4