diff --git a/mail-server/rmilter.nix b/mail-server/rmilter.nix
index 5693a9a..8c07fce 100644
--- a/mail-server/rmilter.nix
+++ b/mail-server/rmilter.nix
@@ -50,6 +50,9 @@ in
         enable = true;
     };
 
+    services.unbound.enable = true;
+    networking.nameservers = [ "127.0.0.1" ];
+
     services.rmilter = {
       inherit debug;
       enable = true;