diff --git a/domus.nix b/domus.nix
index d86ee19..4a91787 100644
--- a/domus.nix
+++ b/domus.nix
@@ -222,8 +222,8 @@
   services.openssh.enable = true;
 
   # Open ports in the firewall.
-  networking.firewall.allowedTCPPorts = [ 80  443  2342  8384  8080 ];
-  # networking.firewall.allowedUDPPorts = [ ... ];
+  networking.firewall.allowedTCPPorts = [ 80  443  2342  8384  8080  22000 ];
+  networking.firewall.allowedUDPPorts = [ 220000 21027 ];
   # Or disable the firewall altogether.
   # networking.firewall.enable = false;