diff --git a/flake.nix b/flake.nix
index 60409d0..62fc056 100644
--- a/flake.nix
+++ b/flake.nix
@@ -94,7 +94,7 @@
       ];
     };
     nixosConfigurations.lgm-vps1 = let
-      data = import ./hosts/vps1/data // extra-data;
+      data = import ./hosts/vps1/data // (if extra-data ? vps1 then extra-data.vps1 else {});
     in
     nixpkgs.lib.nixosSystem rec {
       inherit system;
diff --git a/hosts/vps1/configuration.nix b/hosts/vps1/configuration.nix
index e664849..5efefca 100644
--- a/hosts/vps1/configuration.nix
+++ b/hosts/vps1/configuration.nix
@@ -35,7 +35,7 @@ in
   networking.firewall.allowedTCPPorts = [ 80 443 ];
   services.openssh = {
     enable = true;
-    ports = [ 37163 gitSSHPort ];
+    ports = [ (if data ? sshPort then data.sshPort else 37163) gitSSHPort ];
     settings.PermitRootLogin = "no";
     settings.PasswordAuthentication = false;
     extraConfig = ''