diff --git a/partner_group/models/res_partner.py b/partner_group/models/res_partner.py
index d2b41983f..a0583f5c8 100755
--- a/partner_group/models/res_partner.py
+++ b/partner_group/models/res_partner.py
@@ -1,6 +1,6 @@
 # Copyright 2018 Tecnativa - Sergio Teruel
 # License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl).
-from odoo import fields, models
+from odoo import api, fields, models
 
 
 class ResPartner(models.Model):
@@ -10,3 +10,9 @@ class ResPartner(models.Model):
         comodel_name='res.partner',
         string='Group',
     )
+
+    @api.model
+    def _commercial_fields(self):
+        res = super()._commercial_fields()
+        res.append('group_id')
+        return res
diff --git a/partner_group/readme/DESCRIPTION.rst b/partner_group/readme/DESCRIPTION.rst
index fc89def5b..e767bb3b9 100644
--- a/partner_group/readme/DESCRIPTION.rst
+++ b/partner_group/readme/DESCRIPTION.rst
@@ -1,2 +1,5 @@
 This module extends the functionality of partner to allow group partners into
-other partners, this modulo not use the parent company field.
+other partners.
+This module is an alternative to parent company field, as setting that field
+implies other business logic that wants to be avoided here as this is only for
+informative purposes.
diff --git a/partner_group/views/res_partner_views.xml b/partner_group/views/res_partner_views.xml
index ba4a775a4..d39e2365c 100755
--- a/partner_group/views/res_partner_views.xml
+++ b/partner_group/views/res_partner_views.xml
@@ -22,7 +22,7 @@
                 <filter name="group_group" string="Group" context="{'group_by': 'group_id'}"/>
             </filter>
             <field name="parent_id" position="after">
-                <field name="group_id" operator="child_of"/>
+                <field name="group_id"/>
             </field>
         </field>
     </record>