diff --git a/nixos/hosts/nixos-linode-img/default.nix b/nixos/hosts/nixos-linode-img/default.nix
index ad0de4f0..01597621 100644
--- a/nixos/hosts/nixos-linode-img/default.nix
+++ b/nixos/hosts/nixos-linode-img/default.nix
@@ -1,12 +1,21 @@
 { config, lib, pkgs, modulesPath, desktop, username, ... }: {
-  nixpkgs.config.allowUnfree = false;
-  boot.initrd.kernelModules = [ ];
-  boot.kernelModules = [ "iptable_nat" "iptable_filter" "xt_nat" ];
-  boot.extraModulePackages = [ ];
-  nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
-  time.timeZone = "Asia/Tokyo";
-  networking.hostName = "nixos-linode-img";
-  networking.useDHCP = lib.mkForce false;
-  networking.enableIPv6 = lib.mkForce false;
-  networking.firewall.allowedTCPPorts = [ 22 ];
+  boot = {
+    initrd.kernelModules = [ ];
+    kernelModules = [ "iptable_nat", "iptable_filter", "xt_nat" ];
+    extraModulePackages = [ ];
+  };
+
+  time.timezone = "Asia/Tokyo";
+  
+  nixpkgs = {
+    config.allowUnfree = false;
+    hostPlatform = lib.mkDefault "x86_64-linux";
+  };
+
+  networking = {
+    hostName = "nixos-linode-img";
+    useDHCP = lib.mkForce false;
+    enableIPv6 = lib.mkForce false;
+    firewall.allowedTCPPorts = [ 22 ];
+  };
 }
\ No newline at end of file