diff --git a/addons/crm/crm_lead_view.xml b/addons/crm/crm_lead_view.xml
index 1c958f03ed5..f4fc29da539 100644
--- a/addons/crm/crm_lead_view.xml
+++ b/addons/crm/crm_lead_view.xml
@@ -379,6 +379,12 @@
             <field name="arch" type="xml">
                 <form string="Opportunities" version="7.0">
                     <header>
+                        <!-- :deprecated: this button will be removed from the view with OpenERP v8 -->
+                        <button name="case_mark_won" string="Mark Won" type="object" class="oe_highlight"
+                                invisible="True"/>
+                        <!-- :deprecated: this button will be removed from the view with OpenERP v8 -->
+                        <button name="case_mark_lost" string="Mark Lost" type="object" class="oe_highlight"
+                                invisible="True"/>
                         <field name="stage_id" widget="statusbar" clickable="True"
                                 domain="['&amp;', ('section_ids', '=', section_id), '|', ('type', '=', type), ('type', '=', 'both')]"/>
                     </header>