diff --git a/agreement_maintenance/views/maintenance_equipment_view.xml b/agreement_maintenance/views/maintenance_equipment_view.xml
index 8b835cbdd..e3916495f 100644
--- a/agreement_maintenance/views/maintenance_equipment_view.xml
+++ b/agreement_maintenance/views/maintenance_equipment_view.xml
@@ -7,6 +7,10 @@
         <field name="name">maintenance.equipment.form.agreement</field>
         <field name="model">maintenance.equipment</field>
         <field name="inherit_id" ref="maintenance.hr_equipment_view_form" />
+        <field
+            name="groups_id"
+            eval="[(4, ref('agreement_legal.group_agreement_readonly'))]"
+        />
         <field name="arch" type="xml">
             <xpath expr="//group/group[1]" position="inside">
                 <field name="agreement_id" />