diff --git a/addons/point_of_sale/models/pos_printer.py b/addons/point_of_sale/models/pos_printer.py
index c9d6c182c5c..a923696d3f2 100644
--- a/addons/point_of_sale/models/pos_printer.py
+++ b/addons/point_of_sale/models/pos_printer.py
@@ -1,8 +1,7 @@
 # -*- coding: utf-8 -*-
 # Part of Odoo. See LICENSE file for full copyright and licensing details.
 
-from odoo import fields, models, api, _
-from odoo.exceptions import ValidationError
+from odoo import fields, models
 
 class PosPrinter(models.Model):
 
@@ -14,9 +13,3 @@ class PosPrinter(models.Model):
         selection=[('iot', ' Use a printer connected to the IoT Box')])
     proxy_ip = fields.Char('Proxy IP Address', help="The IP Address or hostname of the Printer's hardware proxy")
     product_categories_ids = fields.Many2many('pos.category', 'printer_category_rel', 'printer_id', 'category_id', string='Printed Product Categories')
-
-    @api.constrains('proxy_ip')
-    def _constrains_proxy_ip(self):
-        for record in self:
-            if record.printer_type == 'iot' and not record.proxy_ip:
-                raise ValidationError(_("Proxy IP cannot be empty."))