diff --git a/alex/home.nix b/alex/home.nix
index 0f2b13c..a0c94d5 100644
--- a/alex/home.nix
+++ b/alex/home.nix
@@ -62,9 +62,10 @@
     };
     kitty = {
       enable = true;
+      # TODO figure out how to get atau-nixpkgs working from the flake with different systems
+      # background_image ${atau-nixpkgs.atau-wallpapers}/share/backgrounds/atau-wallpapers/aos1.png
       extraConfig = ''
         background_tint 0.2
-        background_image ${pkgs.atau-wallpapers}/share/backgrounds/atau-wallpapers/aos1.png
         background_image_layout centered
 
         modify_font cell_width 110%
diff --git a/flake.lock b/flake.lock
index 1695724..a40e835 100644
--- a/flake.lock
+++ b/flake.lock
@@ -29,32 +29,31 @@
         ]
       },
       "locked": {
-        "lastModified": 1686693375,
-        "narHash": "sha256-1Smjo0E8WI9PeVGmmCjpQWRX04aQvz5gAGXfdanIjgw=",
+        "lastModified": 1705708511,
+        "narHash": "sha256-3f4BkRY70Fj7yvuo87c4QQPAjnt571g2wJ50jY7hnYc=",
         "owner": "nix-community",
         "repo": "home-manager",
-        "rev": "61e5d1c38ef04ba30a9119825b159bce9c6010be",
+        "rev": "ce4b88c465d928f4f8b75d0920f1788d5b65ca94",
         "type": "github"
       },
       "original": {
         "owner": "nix-community",
-        "ref": "release-23.05",
         "repo": "home-manager",
         "type": "github"
       }
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1686921029,
-        "narHash": "sha256-J1bX9plPCFhTSh6E3TWn9XSxggBh/zDD4xigyaIQBy8=",
+        "lastModified": 1705496572,
+        "narHash": "sha256-rPIe9G5EBLXdBdn9ilGc0nq082lzQd0xGGe092R/5QE=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "c7ff1b9b95620ce8728c0d7bd501c458e6da9e04",
+        "rev": "842d9d80cfd4560648c785f8a4e6f3b096790e19",
         "type": "github"
       },
       "original": {
         "owner": "NixOS",
-        "ref": "nixos-23.05",
+        "ref": "nixos-unstable",
         "repo": "nixpkgs",
         "type": "github"
       }
diff --git a/flake.nix b/flake.nix
index 62a14e4..bf8c5fe 100644
--- a/flake.nix
+++ b/flake.nix
@@ -2,28 +2,28 @@
   description = "Alex's super mega awesome nixos config";
 
   inputs = {
-    nixpkgs.url = github:NixOS/nixpkgs/nixos-23.05;
+    nixpkgs.url = github:NixOS/nixpkgs/nixos-unstable;
+    # unstable.url = "nixpkgs/nixos-unstable";
 
     atau-nixpkgs.url = "git+https://git.atauno.com/atau/atau-nixpkgs?ref=main&rev=1e72f4b1e9b7a2991e3ccdebbe75d312f016da3b";
     atau-nixpkgs.inputs.nixpkgs.follows = "nixpkgs";
 
-    home-manager.url = "github:nix-community/home-manager/release-23.05";
+    home-manager.url = "github:nix-community/home-manager";
     home-manager.inputs.nixpkgs.follows = "nixpkgs";
   };
 
-  outputs = inputs@{ self, nixpkgs, atau-nixpkgs, home-manager, ... }:
-    let
-      system = "x86_64-linux";
-      pkgs = import nixpkgs {
-        inherit system;
-        config.allowUnfree = true;
-        overlays = [ atau-nixpkgs.overlays.default ];
-      };
-    in
+  outputs = { self, nixpkgs, home-manager, ... }@attrs:
+    # let
+    #   # system = "x86_64-linux";
+    #   # pkgs = import nixpkgs {
+    #   #   # inherit system;
+    #   #   config.allowUnfree = true;
+    #   #   overlays = [ atau-nixpkgs.overlays.default ];
+    #   # };
+    # in
     {
       nixosConfigurations.nixos76 = nixpkgs.lib.nixosSystem {
-        inherit pkgs;
-        inherit system;
+        system = "x86_64-linux";
         modules = [
           ./system/configuration.nix
           home-manager.nixosModules.home-manager
@@ -38,8 +38,7 @@
       };
       nixosConfigurations.ursa-minor = nixpkgs.lib.nixosSystem
         {
-          inherit pkgs;
-          inherit system;
+          system = "aarch64-linux";
           modules = [
             ./ursa-minor/configuration.nix
           ];
diff --git a/system/configuration.nix b/system/configuration.nix
index 3a1f697..ca38be0 100644
--- a/system/configuration.nix
+++ b/system/configuration.nix
@@ -145,14 +145,14 @@
   # List packages installed in system profile. To search, run:
   # $ nix search wget
   environment.systemPackages = with pkgs; [
-    atau-wallpapers
+    # atau-wallpapers
     blueman
     dxvk
     envsubst
     font-manager
     gparted
     lshw
-    mesa_22_3
+    mesa
     nodejs_20
     pavucontrol
     unzip
@@ -167,7 +167,7 @@
 
   services.avahi = {
     enable = true;
-    nssmdns = true;
+    nssmdns4 = true;
     openFirewall = true;
   };