diff --git a/Justfile b/Justfile
index 01c36fc3..67ef9a45 100644
--- a/Justfile
+++ b/Justfile
@@ -124,7 +124,7 @@ s-hypr mode="default":
 
 ############################################################################
 #
-#  Darwin related commands, harmonica is my macbook pro's hostname
+#  Darwin related commands
 #
 ############################################################################
 
@@ -141,15 +141,6 @@ darwin-rollback:
   use {{utils_nu}} *;
   darwin-rollback
 
-# Deploy to harmonica(macOS host)
-[macos]
-[group('desktop')]
-ha mode="default":
-  #!/usr/bin/env nu
-  use {{utils_nu}} *;
-  darwin-build "harmonica" {{mode}};
-  darwin-switch "harmonica" {{mode}}
-
 # Depoly to fern(macOS host)
 [macos]
 [group('desktop')]
diff --git a/README.md b/README.md
index d9b09485..0768458a 100644
--- a/README.md
+++ b/README.md
@@ -72,7 +72,7 @@ You don't have to go through the pain I've experienced again! Check out my
 | **Text Editor**             | [Neovim][Neovim]                                                                                                    |
 | **Fonts**                   | [Nerd fonts][Nerd fonts]                                                                                            |
 | **Image Viewer**            | [imv][imv]                                                                                                          |
-| **Screenshot Software**     | [hyprshot][hyprshot]                                                                               |
+| **Screenshot Software**     | [hyprshot][hyprshot]                                                                                                |
 | **Screen Recording**        | [OBS][OBS]                                                                                                          |
 | **Filesystem & Encryption** | tmpfs on `/`, [Btrfs][Btrfs] subvolumes on a [LUKS][LUKS] encrypted partition for persistent, unlock via passphrase |
 | **Secure Boot**             | [lanzaboote][lanzaboote]                                                                                            |
@@ -132,15 +132,11 @@ nix-shell -p just nushell
 # 3. comment home-manager's code in lib/macosSystem.nix to speed up the first deployment.
 # 4. comment out the proxy settings in scripts/darwin_set_proxy.py if the proxy is not ready yet.
 
-# 4. deploy harmonica's configuration(macOS Intel)
-just ha
-
 # deploy fern's configuration(Apple Silicon)
 just fe
 
 # deploy with details
-just ha debug
-# just fe debug
+just fe debug
 ```
 
 > [What y'all will need when Nix drives you to drink.](https://www.youtube.com/watch?v=Eni9PPPPBpg)
diff --git a/hosts/README.md b/hosts/README.md
index b1585e93..9ab69a80 100644
--- a/hosts/README.md
+++ b/hosts/README.md
@@ -1,11 +1,5 @@
 # Hosts
 
-1. `12kingdoms`:
-   1. `shoukei`: NixOS on Macbook Pro 2020 Intel i5, 13.3-inch, 16G RAM + 512G SSD.
-1. `darwin`(macOS)
-   1. `fern`: MacBook Pro 2022 13-inch M2 16G, mainly for business.
-   1. `harmonica`: MacBook Pro 2020 13-inch i5 16G, for personal use.
-1. `k8s`: My Kubevirt & Kubernetes Clusters
 1. `idols`
    1. `ai`: My main computer, with NixOS + I5-13600KF + RTX 4090 GPU, for gaming & daily use.
    2. `aquamarine`: Kubevirt Virtual Machine.
@@ -13,6 +7,12 @@
         and other services.
    3. `ruby`: Not used now.
    4. `kana`: Not used now.
+1. `k8s`: My Kubevirt & Kubernetes Clusters
+1. `darwin`(macOS)
+   1. `fern`: MacBook Pro 2022 13-inch M2 16G, mainly for personal use.
+   1. `frieren`: MacBook Pro 2024 14-inch M4Pro 48G, mainly for work.
+1. `12kingdoms`:
+   1. `shoukei`: NixOS on MacBook Pro 2022 M2.
 1. Other aarch64/riscv64 SBCs:
    [ryan4yin/nixos-config-sbc](https://github.com/ryan4yin/nixos-config-sbc)