diff --git a/addons/mail/mail_message_view.xml b/addons/mail/mail_message_view.xml
index 9159190ab29..34ba6db1477 100644
--- a/addons/mail/mail_message_view.xml
+++ b/addons/mail/mail_message_view.xml
@@ -73,6 +73,7 @@
                 <search string="Messages Search">
                     <field name="user_id"/>
                     <field name="body"/>
+                    <field name="model" string="Message" filter_domain="['|', ('subject', 'ilike', self), ('body_text', 'ilike', self)]" />
                 </search>
             </field>
         </record>