diff --git a/addons/purchase/purchase.py b/addons/purchase/purchase.py
index 49653446a80..063b74ce698 100644
--- a/addons/purchase/purchase.py
+++ b/addons/purchase/purchase.py
@@ -904,7 +904,8 @@ class ProcurementOrder(models.Model):
                         po.write({'origin': po.origin})
                 else:
                     po.write({'origin': procurement.origin})
-            res += po.ids
+            if po:
+                res += [procurement.id]
 
             # Create Line
             po_line = False
diff --git a/addons/purchase_requisition/purchase_requisition.py b/addons/purchase_requisition/purchase_requisition.py
index 0b55b73bccf..10d7dd2221c 100644
--- a/addons/purchase_requisition/purchase_requisition.py
+++ b/addons/purchase_requisition/purchase_requisition.py
@@ -431,6 +431,7 @@ class procurement_order(osv.osv):
                 self.message_post(cr, uid, [procurement.id], body=_("Purchase Requisition created"), context=context)
                 procurement.write({'requisition_id': requisition_id})
                 req_ids += [procurement.id]
+                res += [procurement.id]
         set_others = set(ids) - set(req_ids)
         if set_others:
             res += super(procurement_order, self).make_po(cr, uid, list(set_others), context=context)