diff --git a/hosts/gatekeeper/configuration.nix b/hosts/gatekeeper/configuration.nix
index 0d29277..8b1a8ff 100644
--- a/hosts/gatekeeper/configuration.nix
+++ b/hosts/gatekeeper/configuration.nix
@@ -73,12 +73,14 @@
           publicKey = "k1eQINwZPRdIEhND5sKAcHMxEpz/Z+B/2ZCdLhHCG3w=";
         }
       ];
-      listenPort = 51020;
+      listenPort = 51820;
       allowedIPsAsRoutes = false;
       privateKeyFile = "/var/src/secrets/wireguard/wg-vpn";
     };
   };
 
+  networking.firewall.allowedUDPPorts = [ 51820 ];
+
   clerie.nginx-port-forward = {
     enable = true;
     tcpPorts."443" = {