diff --git a/models/__init__.py b/models/__init__.py
index a603e535975..220f9c129d7 100644
--- a/models/__init__.py
+++ b/models/__init__.py
@@ -1,6 +1,5 @@
 # -*- coding: utf-8 -*-
 # Part of Odoo. See LICENSE file for full copyright and licensing details.
 
-from . import sale_coupon_rule
 from . import sale_order
 from . import website
diff --git a/models/sale_coupon_rule.py b/models/sale_coupon_rule.py
deleted file mode 100644
index 00103f883ea..00000000000
--- a/models/sale_coupon_rule.py
+++ /dev/null
@@ -1,11 +0,0 @@
-# -*- coding: utf-8 -*-
-
-from odoo import models, fields
-
-
-class SaleCouponRule(models.Model):
-    _inherit = "sale.coupon.rule"
-
-    # TODO Remove in master, useless now
-    is_public_included = fields.Boolean(string="Include Public User",
-        help="Is the public user included into the set of autorized customers", default=True, deprecated=True)