diff --git a/configuration.nix b/configuration.nix
index a0beb3a..43465f3 100644
--- a/configuration.nix
+++ b/configuration.nix
@@ -12,13 +12,15 @@
     ];
 
   # Use the systemd-boot EFI boot loader.
-  boot.loader.systemd-boot.enable = true;
-  boot.loader.efi.canTouchEfiVariables = true;
+  boot.loader = {
+    systemd-boot.enable = true;
+    efi.canTouchEfiVariables = true;
+  };
 
-  networking.hostName = "nixos"; # Define your hostname.
-
-  # Configure network connections interactively with nmcli or nmtui.
-  networking.networkmanager.enable = true;
+  networking = {
+    hostName = "kagari"; # Define your hostname.
+    networkmanager.enable = true;
+  };
 
   # Set your time zone.
   time.timeZone = "Europe/Prague";
@@ -36,10 +38,10 @@
   # };
 
   # Enable the X11 windowing system.
-  # services.xserver.enable = true;
-
-
-
+  services.xserver = {
+    enable = true;
+    displayManager.mate.enable = true;
+  };
 
   # Configure keymap in X11
   # services.xserver.xkb.layout = "us";
@@ -60,22 +62,25 @@
   # services.libinput.enable = true;
 
   # Define a user account. Don't forget to set a password with ‘passwd’.
-  users.users.shinya = {
+  users.users.konsta = {
     isNormalUser = true;
     initialPassword = "12345";
     extraGroups = [ "wheel" ]; # Enable ‘sudo’ for the user.
     packages = with pkgs; [
       tree
+      keepassxc
+      gimp
+      inkscape
+      libreoffice
     ];
   };
 
-  # programs.firefox.enable = true;
+  programs.firefox.enable = true;
 
   # List packages installed in system profile.
   # You can use https://search.nixos.org/ to find more packages (and options).
   environment.systemPackages = with pkgs; [
     helix
-    wget
   ];
 
   # Some programs need SUID wrappers, can be configured further or are
diff --git a/disko.nix b/disko.nix
index d548040..5a6e901 100644
--- a/disko.nix
+++ b/disko.nix
@@ -12,7 +12,7 @@
   };
 
   disko.devices.disk.main = {
-    device = "/dev/vda"; # MAKE SURE TOO SELECT CORRECT DISK HERE
+    device = "/dev/sda"; # MAKE SURE TOO SELECT CORRECT DISK HERE
     type = "disk";
 
     content.type = "gpt";
diff --git a/preservation.nix b/preservation.nix
index 3296295..3d4d707 100644
--- a/preservation.nix
+++ b/preservation.nix
@@ -20,16 +20,19 @@
       ];
 
       # Preserve user files
-      # users.yurii = {
-      #   directories = [
-      #     ".ssh"
-      #     ".mozilla"
-      #   ];
-      #
-      #   files = [
-      #
-      #   ];
-      # };
+      users.konsta = {
+        directories = [
+          ".mozilla"
+          "Documents"
+          "Downloads"
+          "Desktop"
+          "Pictures"
+        ];
+        #
+        files = [
+
+        ];
+      };
     };
   };
 }