diff --git a/oscar/configuration.nix b/oscar/configuration.nix
index d1a684e..4fb2087 100644
--- a/oscar/configuration.nix
+++ b/oscar/configuration.nix
@@ -147,7 +147,7 @@
   # networking.firewall.allowedTCPPorts = [ ... ];
   # networking.firewall.allowedUDPPorts = [ ... ];
   # Or disable the firewall altogether.
-  # networking.firewall.enable = false;
+  networking.firewall.enable = false;
 
   # This value determines the NixOS release from which the default
   # settings for stateful data, like file locations and database versions