diff --git a/mail-server.nix b/mail-server.nix
index 85f0f5f..71b32f4 100644
--- a/mail-server.nix
+++ b/mail-server.nix
@@ -434,7 +434,6 @@ in {
             nixos = {
               useSystemd = true;
               configuration = {
-                networking.firewall.enable = false;
                 imports = [ ./rspamd.nix ];
                 boot.tmp.useTmpfs = true;
                 system.nssModules = lib.mkForce [ ];