diff --git a/hosts/containers/dn42/configuration.nix b/hosts/containers/dn42/configuration.nix
index 07dae647..eb52ddf6 100644
--- a/hosts/containers/dn42/configuration.nix
+++ b/hosts/containers/dn42/configuration.nix
@@ -39,6 +39,12 @@ in {
   # No Firewalling!
   networking.firewall.enable = false;
 
+  boot.postBootCommands = ''
+    if [ ! -c /dev/net/tun ]; then
+      mkdir -p /dev/net
+      mknod -m 666 /dev/net/tun c 10 200
+    fi
+  '';
   services.openvpn =
     let
       openvpnNeighbors = lib.filterAttrs (_: conf: conf ? openvpn) neighbors;
@@ -61,7 +67,9 @@ in {
           secret ${keyfile name}
         '';
         up = ''
-          ${pkgs.iproute}/bin/ip a a ${address6}/64 dev $1
+          ${pkgs.iproute}/bin/ip addr flush dev $1
+          ${pkgs.iproute}/bin/ip addr add ${address4} dev ${name} peer ${conf.address4}/32
+          ${pkgs.iproute}/bin/ip addr add ${address6}/64 dev $1
         '';
       };
     in {