diff --git a/configurations/host/waffentrager/configuration.nix b/configurations/host/waffentrager/configuration.nix
index 886c085..be68832 100644
--- a/configurations/host/waffentrager/configuration.nix
+++ b/configurations/host/waffentrager/configuration.nix
@@ -10,7 +10,8 @@
       # Include the results of the hardware scan.
       ./hardware-configuration.nix
     ];
-
+  networking.firewall.allowedTCPPorts = [ 1900 ];
+  networking.firewall.allowedUDPPorts = [ 1900 7359];
   materus.profile.nixpkgs.enable = true;
   environment.systemPackages = with pkgs; [
     libraspberrypi