diff --git a/hosts/dregil/configuration.nix b/hosts/dregil/configuration.nix
index 6a2defc..93a7b31 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.
@@ -53,10 +58,13 @@ in {
 
     videoDrivers = [ "nvidia" ]; # "modesetting" ];
 
-    displayManager.lightdm = { enable = true; };
+    displayManager.lightdm = {
+      enable = true;
+      greeters.slick.enable = true;
+    };
 
     desktopManager.xfce.enable = true;
-    desktopManager.plasma5.enable = true;
+    desktopManager.gnome.enable = true;
 
     # Enable touchpad support (enabled default in most desktopManager).
     libinput = {