diff --git a/addons/purchase_requisition/purchase_requisition.py b/addons/purchase_requisition/purchase_requisition.py
index 98fbdd1c5b1..7ce03d7a623 100644
--- a/addons/purchase_requisition/purchase_requisition.py
+++ b/addons/purchase_requisition/purchase_requisition.py
@@ -92,15 +92,15 @@ class purchase_requisition(osv.osv):
 
     def in_progress_send_note(self, cr, uid, ids, context=None):
         self.message_post(cr, uid, ids, body=_("Draft Requisition has been <b>sent to suppliers</b>."), context=context)
-    
+
     def reset_send_note(self, cr, uid, ids, context=None):
-        self.message_post(cr, uid, ids, body=_("Purchase Requisition has been set to <b>draft</b>."), subtype_xml_id="requisition_subtype_new", context=context)
-     
+        self.message_post(cr, uid, ids, body=_("Purchase Requisition has been set to <b>draft</b>."), subtype_xml_id="mt_requisition_new", context=context)
+
     def done_to_send_note(self, cr, uid, ids, context=None):
-        self.message_post(cr, uid, ids, body=_("Purchase Requisition has been <b>done</b>."), subtype_xml_id="requisition_subtype_closed", context=context)
-        
+        self.message_post(cr, uid, ids, body=_("Purchase Requisition has been <b>done</b>."), subtype_xml_id="mt_requisition_closed", context=context)
+
     def cancel_send_note(self, cr, uid, ids, context=None):
-        self.message_post(cr, uid, ids, body=_("Purchase Requisition has been <b>cancelled</b>."), subtype_xml_id="requisition_subtype_cancelled", context=context)
+        self.message_post(cr, uid, ids, body=_("Purchase Requisition has been <b>cancelled</b>."), context=context)
 
     def _planned_date(self, requisition, delay=0.0):
         company = requisition.company_id
@@ -183,7 +183,7 @@ class purchase_requisition(osv.osv):
         return res
     
     def create_send_note(self, cr, uid, ids, context=None):
-        return self.message_post(cr, uid, ids, body=_("Purchase Requisition has been <b>created</b>."), subtype_xml_id="requisition_subtype_new", context=context)  
+        return self.message_post(cr, uid, ids, body=_("Purchase Requisition has been <b>created</b>."), subtype_xml_id="mt_requisition_new", context=context)  
 
     def create(self, cr, uid, vals, context=None):
         requisition =  super(purchase_requisition, self).create(cr, uid, vals, context=context)
diff --git a/addons/purchase_requisition/purchase_requisition_data.xml b/addons/purchase_requisition/purchase_requisition_data.xml
index 534bf2fe2a7..7ca50f6a80c 100644
--- a/addons/purchase_requisition/purchase_requisition_data.xml
+++ b/addons/purchase_requisition/purchase_requisition_data.xml
@@ -6,17 +6,14 @@
             id="purchase_default_set"
             model="ir.values"
             name="set"/>
-        <!-- SUBTYPE -->
-        <record id="mail.requisition_subtype_closed" model="mail.message.subtype">
-            <field name="name">closed</field>
-            <field name="res_model">purchase.requisition</field>
-        </record>
-        <record id="mail.requisition_subtype_new" model="mail.message.subtype">
+
+        <!-- mail: subtypes -->
+        <record id="mail.mt_requisition_new" model="mail.message.subtype">
             <field name="name">new</field>
             <field name="res_model">purchase.requisition</field>
         </record>
-        <record id="mail.requisition_subtype_cancelled" model="mail.message.subtype">
-            <field name="name">cancelled</field>
+        <record id="mail.mt_requisition_closed" model="mail.message.subtype">
+            <field name="name">closed</field>
             <field name="res_model">purchase.requisition</field>
         </record>
     </data>