diff --git a/flake.lock b/flake.lock
index 6013775..9cefecb 100644
--- a/flake.lock
+++ b/flake.lock
@@ -151,11 +151,11 @@
         "nixpkgs-lib": "nixpkgs-lib"
       },
       "locked": {
-        "lastModified": 1743550720,
-        "narHash": "sha256-hIshGgKZCgWh6AYJpJmRgFdR3WUbkY04o82X05xqQiY=",
+        "lastModified": 1748821116,
+        "narHash": "sha256-F82+gS044J1APL0n4hH50GYdPRv/5JWm34oCJYmVKdE=",
         "owner": "hercules-ci",
         "repo": "flake-parts",
-        "rev": "c621e8422220273271f52058f618c94e405bb0f5",
+        "rev": "49f0870db23e8c1ca0b5259734a02cd9e1e371a1",
         "type": "github"
       },
       "original": {
@@ -311,11 +311,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1747763032,
-        "narHash": "sha256-9j3oCbemeH7bTVXJ3pDWxOptbxDx2SdK1jY2AHpjQiw=",
+        "lastModified": 1748955489,
+        "narHash": "sha256-OmZXyW2g5qIuo5Te74McwR0TwauCO2sF3/SjGDVuxyg=",
         "owner": "nix-community",
         "repo": "home-manager",
-        "rev": "29dda415f5b2178278283856c6f9f7b48a2a4353",
+        "rev": "bb846c031be68a96466b683be32704ef6e07b159",
         "type": "github"
       },
       "original": {
@@ -424,11 +424,11 @@
     },
     "nixos-hardware": {
       "locked": {
-        "lastModified": 1747723695,
-        "narHash": "sha256-lSXzv33yv1O9r9Ai1MtYFDX3OKhWsZMn/5FFb4Rni/k=",
+        "lastModified": 1748942041,
+        "narHash": "sha256-HEu2gTct7nY0tAPRgBtqYepallryBKR1U8B4v2zEEqA=",
         "owner": "NixOS",
         "repo": "nixos-hardware",
-        "rev": "6ac6ec6fcb410e15a60ef5ec94b8a2b35b5dd282",
+        "rev": "fc7c4714125cfaa19b048e8aaf86b9c53e04d853",
         "type": "github"
       },
       "original": {
@@ -455,11 +455,11 @@
     },
     "nixpkgs-lib": {
       "locked": {
-        "lastModified": 1743296961,
-        "narHash": "sha256-b1EdN3cULCqtorQ4QeWgLMrd5ZGOjLSLemfa00heasc=",
+        "lastModified": 1748740939,
+        "narHash": "sha256-rQaysilft1aVMwF14xIdGS3sj1yHlI6oKQNBRTF40cc=",
         "owner": "nix-community",
         "repo": "nixpkgs.lib",
-        "rev": "e4822aea2a6d1cdd36653c134cacfd64c97ff4fa",
+        "rev": "656a64127e9d791a334452c6b6606d17539476e2",
         "type": "github"
       },
       "original": {
@@ -500,11 +500,11 @@
     },
     "nixpkgs-u": {
       "locked": {
-        "lastModified": 1747542820,
-        "narHash": "sha256-GaOZntlJ6gPPbbkTLjbd8BMWaDYafhuuYRNrxCGnPJw=",
+        "lastModified": 1748693115,
+        "narHash": "sha256-StSrWhklmDuXT93yc3GrTlb0cKSS0agTAxMGjLKAsY8=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "292fa7d4f6519c074f0a50394dbbe69859bb6043",
+        "rev": "910796cabe436259a29a72e8d3f5e180fc6dfacc",
         "type": "github"
       },
       "original": {
@@ -547,11 +547,11 @@
     },
     "nixpkgs_4": {
       "locked": {
-        "lastModified": 1747739564,
-        "narHash": "sha256-OLs+6N73j9+/S6dWjJJqtECe2j6v3GgxM0H8jRtGVd4=",
+        "lastModified": 1748954775,
+        "narHash": "sha256-9yZojiHsS+Bi9OivZglSIXryy6iCJZfM8UMn59tiKc8=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "595c22cce5205fa070f797b477978e91b123def0",
+        "rev": "667858166b89c072208ac151fa9502513d7d8389",
         "type": "github"
       },
       "original": {
diff --git a/instances/odin/configuration.nix b/instances/odin/configuration.nix
index 8fe9670..c717db1 100644
--- a/instances/odin/configuration.nix
+++ b/instances/odin/configuration.nix
@@ -149,10 +149,6 @@ in
     };
     blueman.enable = true;
     xserver = {
-      # displayManager = {
-      #   gdm = { enable = true; autoSuspend = false; };
-      # };
-      # desktopManager.gnome.enable = true;
       desktopManager.plasma5 = { enable = true; useQtScaling = true; };
       enable = true;
     };
diff --git a/instances/sif/configuration.nix b/instances/sif/configuration.nix
index 71f5553..984dbb3 100644
--- a/instances/sif/configuration.nix
+++ b/instances/sif/configuration.nix
@@ -112,29 +112,21 @@
   };
 
   services = {
+    desktopManager.gnome.enable = true;
 
     # X11 windowing system.
     xserver = {
       enable = true;
-      # Enable the GNOME 3 Desktop Environment.
-      desktopManager.gnome.enable = true;
       # videoDrivers = [ "intel" ];
       # desktopManager.plasma5 = {
       #   enable = true;
       #   runUsingSystemd = true;
       # };
-      # windowManager.bspwm.enable = true;
 
       xkb = {
         layout = "us,it";
         options = "eurosign:e,terminate:ctrl_alt_bksp,compose:rctrl,grp:menu_toggle";
       };
-
-      # displayManager.gdm = {
-      #   enable = true;
-      #   autoSuspend = false;
-      # };
-
     };
     displayManager = {
       enable = true;
diff --git a/instances/thinkstation/configuration.nix b/instances/thinkstation/configuration.nix
index abc865d..9e91d7d 100644
--- a/instances/thinkstation/configuration.nix
+++ b/instances/thinkstation/configuration.nix
@@ -1,8 +1,4 @@
-{ pkgs, ... }:
-let
-  hosts = import ../../hosts.nix;
-in
-{
+{ pkgs, ... }: {
   boot = {
     kernelPackages = pkgs.linuxPackages_latest;
     # kernelParams = [ ];
@@ -98,8 +94,6 @@ in
     };
     blueman.enable = true;
     xserver = {
-      # displayManager.gdm = { enable = true; autoSuspend = false; };
-      # desktopManager.gnome.enable = true;
       desktopManager.plasma5 = { enable = true; useQtScaling = true; };
       enable = true;
     };
diff --git a/instances/thor/configuration.nix b/instances/thor/configuration.nix
index a9f204e..50fa13b 100644
--- a/instances/thor/configuration.nix
+++ b/instances/thor/configuration.nix
@@ -254,10 +254,9 @@
     #   theme = "${pkgs.sddm-theme-clairvoyance}/usr/share/sddm/themes/clairvoyance";
     # };
 
+    displayManager.gdm = { enable = true; autoSuspend = false; };
     xserver = {
       enable = true;
-      # desktopManager.gnome.enable = true;
-      displayManager.gdm = { enable = true; autoSuspend = false; };
       # windowManager.bspwm = { enable = true; };
       videoDrivers = [ "nvidia" ];
       xkb = {