diff --git a/nalai/etc/nixos/configuration.nix b/nalai/etc/nixos/configuration.nix
index 339f0bd..f1ace4b 100644
--- a/nalai/etc/nixos/configuration.nix
+++ b/nalai/etc/nixos/configuration.nix
@@ -182,9 +182,10 @@
   };
   services.tailscale.enable = true;
 
+  systemd.network.enable = true;
   # Open ports in the firewall.
-  # networking.firewall.allowedTCPPorts = [ ... ];
-  # networking.firewall.allowedUDPPorts = [ ... ];
+  networking.firewall.allowedTCPPorts = [ 5353 50007 ];
+  networking.firewall.allowedUDPPorts = [ 5353 50007 ];
   # Or disable the firewall altogether.
   # networking.firewall.enable = false;