diff --git a/base_ux/models/res_partner.py b/base_ux/models/res_partner.py
index d2189ced..eda60a0d 100644
--- a/base_ux/models/res_partner.py
+++ b/base_ux/models/res_partner.py
@@ -2,10 +2,26 @@
 # For copyright and license notices, see __manifest__.py file in module root
 # directory
 ##############################################################################
-from odoo import models, fields
+from odoo import models, fields, api
+from odoo.addons.mail.tools.discuss import Store
+from odoo.osv import expression
 
 
 class ResPartner(models.Model):
     _inherit = 'res.partner'
 
     active = fields.Boolean(tracking=True)
+
+    @api.model
+    def get_mention_suggestions(self, search, limit=8):
+        """
+        Incluye solo usuarios internos al momento de mencionar usuarios en notas.
+        """
+        internal_group = self.env.ref('base.group_user')
+        internal_users = self.env['res.users'].search([
+            ('groups_id', 'in', internal_group.id),
+        ]).mapped('partner_id.id')
+        domain = self._get_mention_suggestions_domain(search)
+        domain = expression.AND([domain, [('id', 'in', internal_users)]])
+        partners = self._search_mention_suggestions(domain, limit)
+        return Store(partners).get_result()