diff --git a/modules/services/mail/default.nix b/modules/services/mail/default.nix
index 2a586eef..08a3453c 100644
--- a/modules/services/mail/default.nix
+++ b/modules/services/mail/default.nix
@@ -73,6 +73,14 @@ in
       '';
     };
 
+    services.rspamd.extraConfig = ''
+      actions {
+        reject = null;
+        add_header = 10;
+        greylist = 4;
+      }
+    '';
+
     systemd.services.tunnel = {
       after = [ "network.target" ];
       wantedBy = [ "multi-user.target" ];