diff --git a/flake.nix b/flake.nix
index f335df4..496fd32 100644
--- a/flake.nix
+++ b/flake.nix
@@ -2,7 +2,7 @@
   description = "NixOS System Flake";
 
   inputs = {
-    nixpkgs.url = "github:nixos/nixpkgs/nixos-unstable";
+    nixpkgs.url = "github:nixos/nixpkgs/nixos-unstable-small";
 
     home-manager = {
       url = "github:nix-community/home-manager";
@@ -18,25 +18,27 @@
   outputs = { self, home-manager, hyprland, nixpkgs, ... }@inputs:
     let system = "x86_64-linux";
     in {
-      nixosConfigurations."nixos" = let
-        specialArgs = inputs;
-        modules = [
-          ./nixos.nix
+      nixosConfigurations."nixos" =
+        let
+          specialArgs = inputs;
+          modules = [
+            ./nixos.nix
 
-          hyprland.nixosModules.default
-          { programs.hyprland.enable = true; }
+            hyprland.nixosModules.default
+            { programs.hyprland.enable = true; }
 
-          home-manager.nixosModules.home-manager
-          {
-            home-manager.useGlobalPkgs = true;
-            home-manager.useUserPackages = true;
+            home-manager.nixosModules.home-manager
+            {
+              home-manager.useGlobalPkgs = true;
+              home-manager.useUserPackages = true;
 
-            home-manager.extraSpecialArgs = inputs;
-            home-manager.users.wizardlink = import ./home-manager.nix;
-          }
-        ];
-      in nixpkgs.lib.nixosSystem { inherit system specialArgs modules; };
+              home-manager.extraSpecialArgs = inputs;
+              home-manager.users.wizardlink = import ./home-manager.nix;
+            }
+          ];
+        in
+        nixpkgs.lib.nixosSystem { inherit system specialArgs modules; };
 
-      formatter."${system}" = nixpkgs.legacyPackages.${system}.nixfmt;
+      formatter."${system}" = nixpkgs.legacyPackages.${system}.nixpkgs-fmt;
     };
 }
diff --git a/theming/catppuccin-qt5ct.nix b/theming/catppuccin-qt5ct.nix
index 51dcd1d..29932d2 100644
--- a/theming/catppuccin-qt5ct.nix
+++ b/theming/catppuccin-qt5ct.nix
@@ -2,9 +2,11 @@
 let
   validFlavors = [ "Frappe" "Latte" "Macchiato" "Mocha" ];
   pname = "catppucin-qt5ct";
-in lib.checkListOfEnum "${pname}: flavors" validFlavors [ flavor ]
+in
+lib.checkListOfEnum "${pname}: flavors" validFlavors [ flavor ]
 
-stdenvNoCC.mkDerivation {
+  stdenvNoCC.mkDerivation
+{
   inherit pname;
   version = "unstable-2023-10-24";
 
diff --git a/theming/sddm.nix b/theming/sddm.nix
index 1c052ed..ec16288 100644
--- a/theming/sddm.nix
+++ b/theming/sddm.nix
@@ -7,7 +7,8 @@ let
     url = imgLink;
     sha256 = "sha256-lrQv8VAks86zMzRaF9VEZotp78O9M7/dV8jZNTRb6SY=";
   };
-in pkgs.stdenv.mkDerivation {
+in
+pkgs.stdenv.mkDerivation {
   name = "sddm-theme";
   src = pkgs.fetchFromGitHub {
     owner = "MarianArlt";