diff --git a/flake.nix b/flake.nix
index 853c443..5d88f9d 100644
--- a/flake.nix
+++ b/flake.nix
@@ -2,20 +2,11 @@
   description = "Lgm's NixOS Flake";
 
   inputs = {
-    # There are many ways to reference flake inputs.
-    # The most widely used is `github:owner/name/reference`,
-    # which represents the GitHub repository URL + branch/commit-id/tag.
-
     nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
     # separate inputs to lock some packages
     # fresh - mostly desktop apps
     nixpkgs-fresh.url = "github:NixOS/nixpkgs/nixos-unstable";
     nixpkgs-stable.url = "github:NixOS/nixpkgs/nixos-23.11";
-    # nix-index-database.url = "github:nix-community/nix-index-database";
-    # nix-index-database.inputs.nixpkgs.follows = "nixpkgs";
-    # nur = {
-    #   url = "github:nix-community/NUR";
-    # };
     home-manager = {
       url = "github:nix-community/home-manager/master";
       inputs.nixpkgs.follows = "nixpkgs";
@@ -31,8 +22,6 @@
     nixpkgs,
     nixpkgs-fresh,
     nixpkgs-stable,
-    # nix-index-database,
-    # nur,
     home-manager,
     sops-nix,
     ...
@@ -54,56 +43,35 @@
     overlay-vaapiIntel = final: prev: {
       vaapiIntel = prev.vaapiIntel.override { enableHybridCodec = true; };
     };
-    # overlay-gl = final: prev: {
-    #   libGL = final.stable.libGL;
-    #   glfw = final.stable.glfw;
-    # };
     my-overlays = [
       overlay-fresh
       overlay-stable
       overlay-vaapiIntel
-      # overlay-gl
     ];
   in
   {
     nixosConfigurations.lgm-nixos = nixpkgs.lib.nixosSystem rec {
       inherit system;
-      specialArgs = {
-        # secrets = import ./secrets {};
-      };
       modules = [
         ({ config, pkgs, ... }: { nixpkgs.overlays = my-overlays; })
-        # nur.nixosModules.nur
-        # inputs.nh.nixosModules.default
         ./hosts/laptop/configuration.nix
         ./hosts/laptop/hardware-configuration.nix
         ./hosts/laptop/mounts.nix
         # nix-index-database.nixosModules.nix-index
         sops-nix.nixosModules.sops
 
-        # make home-manager as a module of nixos
-        # so that home-manager configuration will be deployed automatically when executing `nixos-rebuild switch`
         home-manager.nixosModules.home-manager
         {
           home-manager.useGlobalPkgs = true;
           home-manager.useUserPackages = true;
-
           home-manager.users.lgm = import ./hosts/laptop/home.nix;
-
-          home-manager.extraSpecialArgs = with specialArgs; {
-            # inherit secrets;
-          };
         }
       ];
     };
     nixosConfigurations.lgm-vps1 = nixpkgs.lib.nixosSystem rec {
       inherit system;
-      specialArgs = {
-        # secrets = import ./secrets {};
-      };
       modules = [
         ({ config, pkgs, ... }: { nixpkgs.overlays = my-overlays; })
-        # inputs.nh.nixosModules.default
         ./hosts/vps1/configuration.nix
         ./hosts/vps1/hardware-configuration.nix
         sops-nix.nixosModules.sops