diff --git a/hosts/snowhawk/configuration.nix b/hosts/snowhawk/configuration.nix
index 62265fd..9d30269 100644
--- a/hosts/snowhawk/configuration.nix
+++ b/hosts/snowhawk/configuration.nix
@@ -24,21 +24,6 @@
   # Set your time zone.
   time.timeZone = "America/Los_Angeles";
 
-  # Select internationalisation properties.
-  i18n.defaultLocale = "en_US.UTF-8";
-
-  i18n.extraLocaleSettings = {
-    LC_ADDRESS = "en_US.UTF-8";
-    LC_IDENTIFICATION = "en_US.UTF-8";
-    LC_MEASUREMENT = "en_US.UTF-8";
-    LC_MONETARY = "en_US.UTF-8";
-    LC_NAME = "en_US.UTF-8";
-    LC_NUMERIC = "en_US.UTF-8";
-    LC_PAPER = "en_US.UTF-8";
-    LC_TELEPHONE = "en_US.UTF-8";
-    LC_TIME = "en_US.UTF-8";
-  };
-
   snowhawk.dwm.enable = true;
 
   # Configure keymap in X11
diff --git a/modules/default.nix b/modules/default.nix
index 070b242..10992b0 100644
--- a/modules/default.nix
+++ b/modules/default.nix
@@ -1,7 +1,10 @@
-{ ... }:
+{ lib, ... }:
 
 {
   imports = [
     ./dwm.nix
+    ./i18n.nix
   ];
+
+  snowhawk.i18n.enable = lib.mkDefault true;
 }
diff --git a/modules/i18n.nix b/modules/i18n.nix
new file mode 100644
index 0000000..e2d2352
--- /dev/null
+++ b/modules/i18n.nix
@@ -0,0 +1,27 @@
+{ lib, config, pkgs, ... }:
+
+let
+  cfg = config.snowhawk.i18n;
+in
+{
+  options.snowhawk.i18n = {
+    enable = lib.mkEnableOption "i18n";
+  };
+
+  config = lib.mkIf cfg.enable {
+    # Select internationalisation properties.
+    i18n.defaultLocale = "en_US.UTF-8";
+
+    i18n.extraLocaleSettings = {
+      LC_ADDRESS = "en_US.UTF-8";
+      LC_IDENTIFICATION = "en_US.UTF-8";
+      LC_MEASUREMENT = "en_US.UTF-8";
+      LC_MONETARY = "en_US.UTF-8";
+      LC_NAME = "en_US.UTF-8";
+      LC_NUMERIC = "en_US.UTF-8";
+      LC_PAPER = "en_US.UTF-8";
+      LC_TELEPHONE = "en_US.UTF-8";
+      LC_TIME = "en_US.UTF-8";
+    };
+  };
+}