diff --git a/odoo/addons/base/views/res_partner_views.xml b/odoo/addons/base/views/res_partner_views.xml
index a9ca458e15f..90cf121322d 100644
--- a/odoo/addons/base/views/res_partner_views.xml
+++ b/odoo/addons/base/views/res_partner_views.xml
@@ -431,7 +431,7 @@
                     <field name="parent_id" domain="[('is_company', '=', True)]" operator="child_of"/>
                     <field name="email" filter_domain="[('email', 'ilike', self)]"/>
                     <field name="phone" filter_domain="['|', ('phone', 'ilike', self), ('mobile', 'ilike', self)]"/>
-                    <field name="category_id" string="Tag" filter_domain="[('category_id', 'child_of', self)]"/>
+                    <field name="category_id" string="Tag" operator="child_of"/>
                     <field name="user_id"/>
                     <separator/>
                     <filter string="Individuals" name="type_person" domain="[('is_company', '=', False)]"/>