diff --git a/addons/crm_helpdesk/report/crm_helpdesk_report_view.xml b/addons/crm_helpdesk/report/crm_helpdesk_report_view.xml
index c1ffc00303d..4a3ee4e92e3 100644
--- a/addons/crm_helpdesk/report/crm_helpdesk_report_view.xml
+++ b/addons/crm_helpdesk/report/crm_helpdesk_report_view.xml
@@ -2,43 +2,16 @@
 <openerp>
     <data>
 
-<!-- Helpdesk report after Sales Services Tree View -->
-
-        <record id="view_report_crm_helpdesk_tree" model="ir.ui.view">
-            <field name="name">crm.helpdesk.report.tree</field>
-            <field name="model">crm.helpdesk.report</field>
-            <field name="arch" type="xml">
-                <tree string="Helpdesk" create="false">
-                    <field name="name" invisible="1"/>
-                    <field name="month" invisible="1"/>
-                    <field name="section_id" invisible="1" groups="base.group_multi_salesteams"/>
-                    <field name="user_id" invisible="1"/>
-                    <field name="company_id" invisible="1"/>
-                    <field name="partner_id" invisible="1"/>
-                    <field name="date_deadline" invisible="1"/>
-                    <field name="priority" invisible="1"/>
-                    <field name="nbr" string="#Helpdesk" sum="#Helpdesk"/>
-                    <field name="email" sum="# Mails"/>
-                    <field name="delay_close"/>
-                    <field name="delay_expected"/>
-                    <field name="planned_cost"/>
-                    <field name="state" invisible="1"/>
-                    <field name="day" invisible="1"/>
-                    <field name="channel_id" invisible="1"/>
-                </tree>
-            </field>
-        </record>
-
 <!-- Helpdesk report after Sales Services Graph View -->
 
         <record id="view_report_crm_helpdesk_graph" model="ir.ui.view">
             <field name="name">crm.helpdesk.report.graph</field>
             <field name="model">crm.helpdesk.report</field>
             <field name="arch" type="xml">
-                <graph orientation="horizontal" string="Helpdesk" type="bar">
-                    <field name="state"/>
-                    <field name="nbr" operator="+"/>
-                    <field group="True" name="user_id"/>
+                <graph orientation="horizontal" string="Helpdesk" type="pivot" stacked="True">
+                    <field name="state" type="row"/>
+                    <field name="user_id" type="row"/>
+                    <field name="nbr" type="measure"/>
                 </graph>
             </field>
         </record>
@@ -90,20 +63,13 @@
             <field name="name">Helpdesk Analysis</field>
             <field name="res_model">crm.helpdesk.report</field>
             <field name="view_type">form</field>
-            <field name="view_mode">tree,graph</field>
+            <field name="view_mode">graph</field>
             <field name="context">{"search_default_year":1,"search_default_User":1,"search_default_this_month":1,'group_by_no_leaf':1,'group_by':[]}</field>
-            <field name="view_id" ref="view_report_crm_helpdesk_tree"/>
+            <field name="view_id" ref="view_report_crm_helpdesk_graph"/>
             <field name="search_view_id" ref="view_report_crm_helpdesk_filter"/>
             <field name="help">Have a general overview of all support requests by sorting them with specific criteria such as the processing time, number of requests answered, emails sent and costs.</field>
         </record>
 
-           <record model="ir.actions.act_window.view" id="action_report_crm_helpdesk_tree">
-            <field name="sequence" eval="1"/>
-            <field name="view_mode">tree</field>
-            <field name="view_id" ref="view_report_crm_helpdesk_tree"/>
-            <field name="act_window_id" ref="action_report_crm_helpdesk"/>
-        </record>
-
         <record model="ir.actions.act_window.view" id="action_report_crm_helpdesk_graph">
             <field name="sequence" eval="2"/>
             <field name="view_mode">graph</field>