diff --git a/configuration.nix b/configuration.nix
index 4abc457..ac50489 100644
--- a/configuration.nix
+++ b/configuration.nix
@@ -20,6 +20,7 @@
       ./modules/tailscale.nix
       ./modules/tmux.nix
 #      ./modules/minetest-server.nix
+#      ./modules/wifi.nix ## noch kein device gefunden das geht. das kleine dwa-171 geht nicht
      ];
 
   # Use the GRUB 2 boot loader.
diff --git a/modules/minetest-server.nix b/modules/minetest-server.nix
new file mode 100644
index 0000000..4757e70
--- /dev/null
+++ b/modules/minetest-server.nix
@@ -0,0 +1,12 @@
+{ config, pkgs, ... }:
+
+{
+  # install
+  environment.systemPackages = [ pkgs.minetestserver ];
+ 
+  # config
+  services.minetest-server = {
+   enable = true;
+   port = 30000;
+ };
+}
diff --git a/modules/root-programs.nix b/modules/root-programs.nix
index 93145c8..885fd7b 100644
--- a/modules/root-programs.nix
+++ b/modules/root-programs.nix
@@ -3,16 +3,17 @@
   # List packages installed in system profile. To search, run:
   # $ nix search wget
   environment.systemPackages = with pkgs; [
-     wget
-     nano
-     git 
-     mc
-     ncdu
-     parted
-     gpart
-     tmux
-     hdparm
+    usbutils  
+    wget
+    nano
+    git 
+    mc
+    ncdu
+    parted
+    gpart
+    tmux
+    hdparm
 
-     python3
+    python3
    ];
 }
diff --git a/modules/wifi.nix b/modules/wifi.nix
new file mode 100644
index 0000000..5bf7f96
--- /dev/null
+++ b/modules/wifi.nix
@@ -0,0 +1,10 @@
+{ config, pkgs, ... }:
+
+{
+  networking.wireless.enable = true;
+  networking.wireless.networks = {
+    "22"  = {
+      psk = "frankreich";
+    };
+  };
+}
diff --git a/result b/result
index a2c5fc6..5f34130 120000
--- a/result
+++ b/result
@@ -1 +1 @@
-/nix/store/lc5s2x37mpcgx8b6hg8ikaf8qpf6hvci-nixos-system-bfds-23.11.2217.d02d818f22c7
\ No newline at end of file
+/nix/store/b5lnz8plb83hywpx9qlk3ip8zd45pwvz-nixos-system-bfds-23.11.2217.d02d818f22c7
\ No newline at end of file