diff --git a/tongfang/nixos/packages.nix b/tongfang/nixos/packages.nix
index 7088eac..f414352 100644
--- a/tongfang/nixos/packages.nix
+++ b/tongfang/nixos/packages.nix
@@ -1,5 +1,8 @@
 { pkgs, inputs, config, ... }:
 
+let
+  customWallpaper = "/nix/store/fvplr8bbp5b9n2x6s21bp4nai80adk8j-wallhaven-zyerpj.jpg";
+in
 {
   environment.systemPackages = with pkgs; with inputs; [
     inputs.zen-browser.packages."${system}".default
@@ -11,5 +14,9 @@
     fzf
     jq
     ripgrep
+    (pkgs.writeTextDir "share/sddm/themes/breeze/theme.conf.user" ''
+    [General]
+    background=${customWallpaper}
+    '')
   ];
 }
diff --git a/tongfang/nixos/services.nix b/tongfang/nixos/services.nix
index f03cc0b..94ef325 100644
--- a/tongfang/nixos/services.nix
+++ b/tongfang/nixos/services.nix
@@ -1,11 +1,13 @@
 { pkgs, ... }:
 
 {
-  # X11 is disabled, but we're using SDDM with Wayland
+  # Desktop, display and greeter configuration
   services.xserver.enable = false;
-  services.displayManager.sddm.enable = true;
-  services.displayManager.sddm.wayland.enable = true;
   services.desktopManager.plasma6.enable = true;
+  services.displayManager.sddm = {
+    enable = true;
+    wayland.enable = true;
+  };
 
   # Audio system with PipeWire
   # Enable PipeWire and ALSA support
diff --git a/tongfang/nixos/users.nix b/tongfang/nixos/users.nix
index 51fff46..4a09731 100644
--- a/tongfang/nixos/users.nix
+++ b/tongfang/nixos/users.nix
@@ -23,6 +23,7 @@
       corepack_22
       azure-cli
       sops
+      blender
     ];
   };