diff --git a/mayordomo/__init__.py b/mayordomo/__init__.py
index 170939a..6b2d9be 100644
--- a/mayordomo/__init__.py
+++ b/mayordomo/__init__.py
@@ -11,6 +11,7 @@ from email.parser import BytesParser
 from email.policy import default
 from aiosmtpd.controller import Controller
 from sqlalchemy.future import select
+from sqlalchemy import delete
 from .model import db, update_mx, update_a, FQDN, MXRecord, ARecord, IPV4Addr, Direccion, Destinatario, Carta
 from .registro import log