diff --git a/netmode/files/etc/netmodes/routed-dhcp/scripts/10-routed-dhcp b/netmode/files/etc/netmodes/routed-dhcp/scripts/10-routed-dhcp
index bd00e87eb..839dd48d3 100644
--- a/netmode/files/etc/netmodes/routed-dhcp/scripts/10-routed-dhcp
+++ b/netmode/files/etc/netmodes/routed-dhcp/scripts/10-routed-dhcp
@@ -57,7 +57,10 @@ l3_network_config() {
 	fi
 
 	uci -q set network.wan.device="$wandev"
+
+	uci -q set network.wan6=interface
 	uci -q set network.wan6.device="$wandev"
+	uci -q set network.wan6.proto="dhcpv6"
 
 	uci -q set network.WAN.mtu="$NETMODE_mtu"
 
diff --git a/netmode/files/etc/netmodes/routed-pppoe/scripts/10-routed-pppoe b/netmode/files/etc/netmodes/routed-pppoe/scripts/10-routed-pppoe
index afc834a0e..a8b3255e3 100644
--- a/netmode/files/etc/netmodes/routed-pppoe/scripts/10-routed-pppoe
+++ b/netmode/files/etc/netmodes/routed-pppoe/scripts/10-routed-pppoe
@@ -55,7 +55,8 @@ l3_network_pppoe_config() {
 	fi
 
 	uci -q set network.wan.device="$wandev"
-	uci -q set network.wan6.device="$wandev"
+
+	uci -q delete network.wan6
 
 	uci -q set network.WAN.mtu="$NETMODE_mtu"
 
diff --git a/netmode/files/etc/netmodes/routed-static/scripts/10-routed-static b/netmode/files/etc/netmodes/routed-static/scripts/10-routed-static
index 910145311..7c1099fec 100644
--- a/netmode/files/etc/netmodes/routed-static/scripts/10-routed-static
+++ b/netmode/files/etc/netmodes/routed-static/scripts/10-routed-static
@@ -56,7 +56,8 @@ l3_network_config() {
 	fi
 
 	uci -q set network.wan.device="$wandev"
-	uci -q set network.wan6.device="$wandev"
+
+	uci -q delete network.wan6
 
 	uci -q set network.WAN.mtu="$NETMODE_mtu"