diff --git a/addons/purchase/models/purchase.py b/addons/purchase/models/purchase.py
index 71fb9815bc0..111bda3cce7 100644
--- a/addons/purchase/models/purchase.py
+++ b/addons/purchase/models/purchase.py
@@ -324,7 +324,6 @@ class PurchaseOrder(models.Model):
             for inv in order.invoice_ids:
                 if inv and inv.state not in ('cancel', 'draft'):
                     raise UserError(_("Unable to cancel this purchase order. You must first cancel the related vendor bills."))
-            order.order_line.write({'move_dest_ids':[(5,0,0)]})
 
         self.write({'state': 'cancel'})
 
diff --git a/addons/purchase_stock/models/purchase.py b/addons/purchase_stock/models/purchase.py
index fadfa47d1d1..19a6a321d6a 100644
--- a/addons/purchase_stock/models/purchase.py
+++ b/addons/purchase_stock/models/purchase.py
@@ -105,6 +105,9 @@ class PurchaseOrder(models.Model):
 
             for pick in order.picking_ids.filtered(lambda r: r.state != 'cancel'):
                 pick.action_cancel()
+
+            order.order_line.write({'move_dest_ids':[(5,0,0)]})
+
         return super(PurchaseOrder, self).button_cancel()
 
     @api.multi