diff --git a/hr_employee_second_lastname/models/__init__.py b/hr_employee_second_lastname/models/__init__.py
index e11a62f98ca..4bf3ed828b9 100644
--- a/hr_employee_second_lastname/models/__init__.py
+++ b/hr_employee_second_lastname/models/__init__.py
@@ -1 +1,2 @@
 from . import hr_employee
+from . import hr_employee_public
diff --git a/hr_employee_second_lastname/models/hr_employee_public.py b/hr_employee_second_lastname/models/hr_employee_public.py
new file mode 100644
index 00000000000..3622930a2b7
--- /dev/null
+++ b/hr_employee_second_lastname/models/hr_employee_public.py
@@ -0,0 +1,10 @@
+# Copyright 2026 Vauxoo (<https://www.vauxoo.com>)
+# License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl).
+
+from odoo import fields, models
+
+
+class HrEmployeePublic(models.Model):
+    _inherit = "hr.employee.public"
+
+    lastname2 = fields.Char(related="employee_id.lastname2")