diff --git a/hosts/dregil/configuration.nix b/hosts/dregil/configuration.nix
index 6a2defc..7761133 100644
--- a/hosts/dregil/configuration.nix
+++ b/hosts/dregil/configuration.nix
@@ -35,6 +35,11 @@ in {
   # networking.proxy.default = "http://user:password@proxy:port/";
   # networking.proxy.noProxy = "127.0.0.1,localhost,internal.domain";
 
+  i18n = {
+    extraLocaleSettings = { TIME_STYLE = "iso"; };
+    supportedLocales = [ "C.UTF-8" "en_US.UTF-8" "de_DE.UTF8" ];
+  };
+
   console = {
     font = "Lat2-Terminus16";
     #useXkbConfig = true; # use xkbOptions in tty.