diff --git a/thrall/configuration.nix b/thrall/configuration.nix
index 63cf47b..7176f63 100644
--- a/thrall/configuration.nix
+++ b/thrall/configuration.nix
@@ -139,12 +139,6 @@
     };
   };
 
-  # Open ports in the firewall.
-  # networking.firewall.allowedTCPPorts = [ ... ];
-  # networking.firewall.allowedUDPPorts = [ ... ];
-  # Or disable the firewall altogether.
-  # networking.firewall.enable = false;
-
   # This value determines the NixOS release from which the default
   # settings for stateful data, like file locations and database versions
   # on your system were taken. It‘s perfectly fine and recommended to leave