diff --git a/README.md b/README.md
index 8462d06d..dbc40367 100644
--- a/README.md
+++ b/README.md
@@ -38,7 +38,7 @@ For example
 ```bash
 nix --extra-experimental-features 'nix-command flakes' shell 'github:NixOS/nixpkgs/nixos-24.05#git' \
   --command sudo nixos-rebuild switch \
-  --flake 'github:kachick/dotfiles#moss' \
+  --flake "github:kachick/dotfiles#$(hostname)" \
   --show-trace
 sudo reboot now
 ```
@@ -49,6 +49,15 @@ List defined hostnames
 nix flake show 'github:kachick/dotfiles' --json | jq '.nixosConfigurations | keys[]'
 ```
 
+This repository intentionally reverts the home-manager NixOS module.\
+So, you should activate the user dotfiles with standalone home-manager even though NixOS.
+
+```bash
+nix run 'github:kachick/dotfiles#home-manager' -- switch -b backup --flake 'github:kachick/dotfiles#kachick@desktop'
+```
+
+See [GH-680](https://github.com/kachick/dotfiles/issues/680) for background
+
 ## Ubuntu
 
 1. Install [Nix](https://nixos.org/) package manager with [DeterminateSystems/nix-installer](https://github.com/DeterminateSystems/nix-installer) to enable [Flakes](https://nixos.wiki/wiki/Flakes) by default.
@@ -162,4 +171,11 @@ If you are developing this repository, the simple reactivation is as follows.
 makers apply user@linux-cli
 ```
 
+For NixOS
+
+```bash
+sudo nixos-rebuild switch --flake ".#$(hostname)" --show-trace && \
+    makers apply kachick@desktop
+```
+
 If you encounter any errors in the above steps, Check and update CI and [wiki](https://github.com/kachick/dotfiles/wiki).
diff --git a/flake.nix b/flake.nix
index e48e764e..e1ec5663 100644
--- a/flake.nix
+++ b/flake.nix
@@ -202,6 +202,17 @@
           };
         in
         {
+          "kachick@desktop" = home-manager.lib.homeManagerConfiguration (
+            x86-Linux
+            // {
+              modules = [
+                ./home-manager/kachick.nix
+                ./home-manager/systemd.nix
+                ./home-manager/gnome.nix
+              ];
+            }
+          );
+
           "kachick@wsl" = home-manager.lib.homeManagerConfiguration (
             x86-Linux
             // {
diff --git a/nixos/desktop/default.nix b/nixos/desktop/default.nix
index 63302918..b2a1a522 100644
--- a/nixos/desktop/default.nix
+++ b/nixos/desktop/default.nix
@@ -47,27 +47,6 @@ in
     };
   };
 
-  home-manager = {
-    useGlobalPkgs = true;
-    useUserPackages = true;
-    backupFileExtension = "backup";
-    users.kachick = {
-      imports = [
-        ../../home-manager/kachick.nix
-        ../../home-manager/systemd.nix
-        ../../home-manager/gnome.nix
-      ];
-    };
-    extraSpecialArgs = {
-      inherit
-        inputs
-        outputs
-        edge-pkgs
-        homemade-pkgs
-        ;
-    };
-  };
-
   services.xserver = {
     enable = true;