diff --git a/hosts/Rupert.nix b/hosts/Rupert.nix
index 19d5074..0553dce 100644
--- a/hosts/Rupert.nix
+++ b/hosts/Rupert.nix
@@ -77,6 +77,7 @@ in
     };
 
     services.avahi.enable = true;
+    networking.firewall.enable = true;
     networking.firewall.allowedTCPPorts = [
         22
         1935  # RTMP