diff --git a/machines/tower/default.nix b/machines/tower/default.nix
index 26c7639..7d66b0b 100644
--- a/machines/tower/default.nix
+++ b/machines/tower/default.nix
@@ -1,7 +1,3 @@
-# Edit this configuration file to define what should be installed on
-# your system.  Help is available in the configuration.nix(5) man page
-# and in the NixOS manual (accessible by running ‘nixos-help’).
-
 { config, pkgs, lib, ... }:
 
 {
@@ -28,16 +24,9 @@
   };
 
   networking.hostName = "tower"; # Define your hostname.
-  # networking.wireless.enable = true;  # Enables wireless support via wpa_supplicant.
 
-  # Configure network proxy if necessary
-  # networking.proxy.default = "http://user:password@proxy:port/";
-  # networking.proxy.noProxy = "127.0.0.1,localhost,internal.domain";
-
-  # Enable networking
   networking.networkmanager.enable = true;
 
-  # Set your time zone.
   time.timeZone = "Europe/Paris";
 
   luj.buildbot.enable = true;
@@ -45,7 +34,6 @@
 
   environment.systemPackages = [ pkgs.tailscale pkgs.attic ];
 
-  # enable the tailscale service
   services.tailscale.enable = true;
 
   nix.extraOptions = ''
@@ -60,57 +48,24 @@
     MaxAuthTries 20
   '';
 
-  # Select internationalisation properties.
-  i18n.defaultLocale = "en_US.UTF-8";
-
-  i18n.extraLocaleSettings = {
-    LC_ADDRESS = "fr_FR.UTF-8";
-    LC_IDENTIFICATION = "fr_FR.UTF-8";
-    LC_MEASUREMENT = "fr_FR.UTF-8";
-    LC_MONETARY = "fr_FR.UTF-8";
-    LC_NAME = "fr_FR.UTF-8";
-    LC_NUMERIC = "fr_FR.UTF-8";
-    LC_PAPER = "fr_FR.UTF-8";
-    LC_TELEPHONE = "fr_FR.UTF-8";
-    LC_TIME = "fr_FR.UTF-8";
-  };
-
-  # Configure keymap in X11
   services.xserver = {
     layout = "fr";
     xkbVariant = "";
   };
 
-  # Configure console keymap
   console.keyMap = "fr";
 
-  # Define a user account. Don't forget to set a password with ‘passwd’.
   users.users.julien = {
     isNormalUser = true;
     description = "Julien";
     extraGroups = [ "networkmanager" "wheel" ];
-    packages = with pkgs; [ ];
+    packages = [ ];
   };
 
-  # List packages installed in system profile. To search, run:
-  # $ nix search wget
-
-  # Some programs need SUID wrappers, can be configured further or are
-  # started in user sessions.
-  # programs.mtr.enable = true;
-  # programs.gnupg.agent = {
-  #   enable = true;
-  #   enableSSHSupport = true;
-  # };
-
-  # List services that you want to enable:
-
-  # Enable the OpenSSH daemon.
   services.openssh.enable = true;
 
   boot.binfmt.emulatedSystems = [ "i686-linux" ];
 
-
   nix = {
     distributedBuilds = true;
     buildMachines = [
@@ -131,19 +86,9 @@
       Port 45
   '';
 
-
-  # Open ports in the firewall.
   networking.firewall.allowedTCPPorts = [ 80 443 1810 ];
   networking.firewall.allowedUDPPorts = [ 80 443 1810 ];
-  # Or disable the firewall altogether.
-  # networking.firewall.enable = false;
 
-  # This value determines the NixOS release from which the default
-  # settings for stateful data, like file locations and database versions
-  # on your system were taken. It‘s perfectly fine and recommended to leave
-  # this value at the release version of the first install of this system.
-  # Before changing this value read the documentation for this option
-  # (e.g. man configuration.nix or on https://nixos.org/nixos/options.html).
   system.stateVersion = "22.11"; # Did you read the comment?
 
 }