diff --git a/hosts/hydra-2/configuration.nix b/hosts/hydra-2/configuration.nix
index 0081606..8b32cc2 100644
--- a/hosts/hydra-2/configuration.nix
+++ b/hosts/hydra-2/configuration.nix
@@ -19,10 +19,20 @@
   ];
 
   networking.useDHCP = false;
-  networking.interfaces.ens18.ipv6.addresses = [ { address = "2001:638:904:ffc1::100"; prefixLength = 64; } ];
-  networking.interfaces.ens18.ipv4.addresses = [ { address = "141.24.50.112"; prefixLength = 24; } ];
-  networking.defaultGateway6 = { address = "2001:638:904:ffc1::1"; interface = "ens18"; };
-  networking.defaultGateway = { address = "141.24.50.1"; interface = "ens18"; };
+  systemd.network.enable = true;
+
+  systemd.network.networks."10-wan" = {
+    matchConfig.Name = "ens18";
+    address = [
+      "2001:638:904:ffc1::100/64"
+      "141.24.50.112/24"
+    ];
+    routes = [
+      { Gateway = "2001:638:904:ffc1::1"; }
+      { Gateway = "141.24.50.1"; }
+    ];
+    linkConfig.RequiredForOnline = "routable";
+  };
 
   clerie.monitoring = {
     enable = true;