diff --git a/machines/public-cof/networking.nix b/machines/public-cof/networking.nix
index 981eff0..7dc4379 100644
--- a/machines/public-cof/networking.nix
+++ b/machines/public-cof/networking.nix
@@ -5,9 +5,26 @@ let mkAddress = addr: let
   in
   { address = (elemAt 0); prefixLength = lib.toInt (elemAt 1); };
 in {
+  systemd.network = {
+    enable = true;
+    networks."ens18" = {
+      DHCP = "no";
+      addresses = [
+        { addressConfig.Address = "2001:470:1f13:187:c08e:feff:fe4d:f5f5"; }
+      ];
+    };
+  };
+
   networking = {
     hostName = "public-cof";
+    useNetworkd = true;
 
+    useDHCP = false;
+
+    firewall.allowedTCPPorts = [ 22 ];
+    firewall.enable = true;
+
+    /*
     # Default IPv4 exit route
     defaultGateway = {
       address = "";
@@ -15,14 +32,6 @@ in {
     };
     localCommands = "ip route add default dev ens20 metric 10";
 
-    useDHCP = false;
-    interfaces.ens18 = {
-      useDHCP = true;
-      ipv6.addresses = [{
-        address = "2001:470:1f13:187:c08e:feff:fe4d:f5f5";
-        prefixLength = 64;
-      }];
-    };
     interfaces.ens19 = {
       useDHCP = false;
       ipv4.addresses = [{
@@ -36,9 +45,7 @@ in {
       # 2nd is for IPv4 → IPv6 proxy in v6proxy/
       ipv4.addresses = map mkAddress [ "45.13.104.27/32" "45.13.104.29/32" ];
     };
-
-    firewall.allowedTCPPorts = [ 22 ];
-    firewall.enable = true;
+    */
   };
 
   services.nginx.defaultListenAddresses = [ "[::0]" "45.13.104.27" ];