diff --git a/flake.nix b/flake.nix
index 0c78971..f67a74f 100644
--- a/flake.nix
+++ b/flake.nix
@@ -36,7 +36,7 @@
       lib = pkgs.lib;
       pkgs-unstable = nixpkgs-unstable.legacyPackages.${controllerArch};
       machines = (lib.modules.evalModules { modules = [ (import ./nixos/machines) ]; }).config.machines;
-      physicalMachines = lib.filterAttrs (n: v: v.type == "physical") machines;
+      physicalMachines = lib.filterAttrs (n: v: v.kind == "physical") machines;
       mkNixosSystems = systemDef:
         builtins.mapAttrs
           (name: machine:
diff --git a/nixos/default.nix b/nixos/default.nix
index e27dea6..b97f171 100644
--- a/nixos/default.nix
+++ b/nixos/default.nix
@@ -6,8 +6,8 @@
     disko.nixosModules.disko
     agenix.nixosModules.default
   ]
-  ++ lib.lists.optional (machine.type == "physical") ./physical.nix
-  ++ lib.lists.optional (machine.type == "virtual") ./virtual;
+  ++ lib.lists.optional (machine.kind == "physical") ./physical.nix
+  ++ lib.lists.optional (machine.kind == "virtual") ./virtual;
 
   config = {
     time.timeZone = "Europe/Amsterdam";
@@ -15,16 +15,16 @@
     i18n = {
       defaultLocale = "en_US.UTF-8";
 
-      extraLocaleSettings = {
-        LC_ADDRESS = "nl_NL.UTF-8";
-        LC_IDENTIFICATION = "nl_NL.UTF-8";
-        LC_MEASUREMENT = "nl_NL.UTF-8";
-        LC_MONETARY = "nl_NL.UTF-8";
-        LC_NAME = "nl_NL.UTF-8";
-        LC_NUMERIC = "nl_NL.UTF-8";
-        LC_PAPER = "nl_NL.UTF-8";
-        LC_TELEPHONE = "nl_NL.UTF-8";
-        LC_TIME = "nl_NL.UTF-8";
+      extraLocaleSettings = let extraLocale = "nl_NL.UTF-8"; in {
+        LC_ADDRESS = extraLocale;
+        LC_IDENTIFICATION = extraLocale;
+        LC_MEASUREMENT = extraLocale;
+        LC_MONETARY = extraLocale;
+        LC_NAME = extraLocale;
+        LC_NUMERIC = extraLocale;
+        LC_PAPER = extraLocale;
+        LC_TELEPHONE = extraLocale;
+        LC_TIME = extraLocale;
       };
     };
 
diff --git a/nixos/machines/default.nix b/nixos/machines/default.nix
index e46c74b..180d8f4 100644
--- a/nixos/machines/default.nix
+++ b/nixos/machines/default.nix
@@ -3,7 +3,7 @@ let
   machineOpts = { ... }: {
     options = {
       # TODO: rename to kind?
-      type = lib.mkOption {
+      kind = lib.mkOption {
         type = lib.types.enum [ "physical" "virtual" ];
         description = ''
           Whether this machine is physical or virtual.
@@ -56,7 +56,7 @@ in
   config = {
     machines = {
       warwick = {
-        type = "physical";
+        kind = "physical";
         arch = "aarch64-linux";
         isRaspberryPi = true;
 
@@ -68,7 +68,7 @@ in
       };
 
       atlas = {
-        type = "physical";
+        kind = "physical";
         arch = "x86_64-linux";
         isHypervisor = true;
 
@@ -87,7 +87,7 @@ in
       };
 
       jefke = {
-        type = "physical";
+        kind = "physical";
         arch = "x86_64-linux";
         isHypervisor = true;
 
@@ -106,7 +106,7 @@ in
       };
 
       lewis = {
-        type = "physical";
+        kind = "physical";
         arch = "x86_64-linux";
         isHypervisor = true;
 
@@ -129,7 +129,7 @@ in
       };
 
       hermes = {
-        type = "virtual";
+        kind = "virtual";
         hypervisorName = "lewis";
 
         nixosModule = { hypervisorConfig, ... }: {
@@ -156,7 +156,7 @@ in
       };
 
       maestro = {
-        type = "virtual";
+        kind = "virtual";
         hypervisorName = "atlas";
 
         nixosModule = { config, ... }: {
@@ -173,7 +173,7 @@ in
       };
 
       bancomart = {
-        type = "virtual";
+        kind = "virtual";
         hypervisorName = "jefke";
 
         nixosModule = {
@@ -187,7 +187,7 @@ in
       };
 
       vpay = {
-        type = "virtual";
+        kind = "virtual";
         hypervisorName = "lewis";
 
         nixosModule = {
diff --git a/nixos/modules/networking/default.nix b/nixos/modules/networking/default.nix
index f428c28..d437895 100644
--- a/nixos/modules/networking/default.nix
+++ b/nixos/modules/networking/default.nix
@@ -48,7 +48,7 @@ in {
 
   config = {
     networking = {
-      domain = if machine.type == "physical" then "hyp" else "dmz";
+      domain = if machine.kind == "physical" then "hyp" else "dmz";
       nftables.enable = true;
       useDHCP = false;
 
@@ -117,7 +117,7 @@ in {
             networkConfig.Bridge = cfg.dmz.bridgeName;
           };
         })
-        (lib.optionalAttrs (machine.type == "virtual") {
+        (lib.optionalAttrs (machine.kind == "virtual") {
           "30-main-nic" = {
             matchConfig.Name = "en*";
 
diff --git a/nixos/physical.nix b/nixos/physical.nix
index 9b6e0af..74de363 100644
--- a/nixos/physical.nix
+++ b/nixos/physical.nix
@@ -57,7 +57,7 @@
 
     microvm.vms =
       let
-        vmsForHypervisor = lib.filterAttrs (n: v: v.type == "virtual" && v.hypervisorName == config.networking.hostName) machines;
+        vmsForHypervisor = lib.filterAttrs (n: v: v.kind == "virtual" && v.hypervisorName == config.networking.hostName) machines;
       in
       builtins.mapAttrs
         (name: vm:
diff --git a/nixos/virtual/docker_swarm.nix b/nixos/virtual/docker_swarm.nix
index 34538d2..0323e42 100644
--- a/nixos/virtual/docker_swarm.nix
+++ b/nixos/virtual/docker_swarm.nix
@@ -12,7 +12,7 @@ in
   };
 
   config = lib.mkIf cfg.enable {
-    lab.vm.shares = lib.mkIf (machine.type == "virtual") [{
+    lab.vm.shares = lib.mkIf (machine.kind == "virtual") [{
       name = "docker";
       mountPoint = "/var/lib/docker";
     }];