diff --git a/sale_stock_global_delivery_lead_time/sale_stock.py b/sale_stock_global_delivery_lead_time/sale_stock.py
index a79e7ecb9e1..a01ff812369 100644
--- a/sale_stock_global_delivery_lead_time/sale_stock.py
+++ b/sale_stock_global_delivery_lead_time/sale_stock.py
@@ -33,9 +33,12 @@ def _min_max_date_planned(self, cr, uid, ids, field_names, arg, context=None):
         if not ids:
             return res
         order_line_obj = self.pool.get('sale.order.line')
-        sale_infos = self.read(cr, uid, ids, ['delay', 'date_order'],
-                               context=context, load='_classic_write')
-        line_ids = order_line_obj.search(cr, uid, [('order_id', 'in', ids)],
+        sale_infos = self.read(cr, uid, ids,
+                               ['delay', 'date_order'],
+                               context=context,
+                               load='_classic_write')
+        line_ids = order_line_obj.search(cr, uid,
+                                         [('order_id', 'in', ids)],
                                          context=context)
         line_delays = order_line_obj.read(cr, uid, line_ids,
                                           ['order_id', 'delay'],
@@ -47,19 +50,18 @@ def _min_max_date_planned(self, cr, uid, ids, field_names, arg, context=None):
         for sale_info in sale_infos:
             sale_id = sale_info['id']
             res[sale_id] = {}
-            start_date = datetime.strptime(
-                self.date_to_datetime(cr, uid, sale_info['date_order'], context),
-                DEFAULT_SERVER_DATETIME_FORMAT
-            )
+            start_date =  datetime.strptime(self.date_to_datetime(cr, uid,
+                                                                  sale_info['date_order'],
+                                                                  context),
+                                            DEFAULT_SERVER_DATETIME_FORMAT)
             min_delay = sale_info['delay'] + min(order_line_delays.get(sale_id, [0]))
             max_delay = sale_info['delay'] + max(order_line_delays.get(sale_id, [0]))
             min_date = start_date + relativedelta(days=min_delay)
             max_date = start_date + relativedelta(days=max_delay)
-            print min_date, max_date
             for name in field_names:
-                if name.startswith('min'):
+                if name == 'min_date_planned':
                     date = min_date
-                elif name.startswith('max'):
+                elif name == 'max_date_planned':
                     date = max_date
                 else:
                     continue
@@ -69,10 +71,10 @@ def _min_max_date_planned(self, cr, uid, ids, field_names, arg, context=None):
     _columns = {
         'delay': fields.float('Delivery Lead Time',
                               required=True,
-                              help="Number of days between the order"
-                                   " confirmation and the shipping of the products"
-                                   " to the customer. This lead time is added"
-                                   " to the lead time of each line.",
+                              help="Number of days between the order "
+                                   "confirmation and the shipping of the products "
+                                   "to the customer. This lead time is added "
+                                   "to the lead time of each line.",
                               readonly=True,
                               states={'draft': [('readonly', False)]}),
         'min_date_planned': fields.function(_min_max_date_planned,
@@ -83,13 +85,15 @@ def _min_max_date_planned(self, cr, uid, ids, field_names, arg, context=None):
                                             type='date',
                                             string='Latest date planned',
                                             method=True, multi='date_planned'),
-    }
+        }
     _defaults = {'delay': 0,
                  }
 
     def _get_date_planned(self, cr, uid, order, line, start_date, context=None):
-        date_planned = super(sale_order, self)._get_date_planned(
-            cr, uid, order, line, start_date, context)
-        date_planned = datetime.strptime(date_planned, DEFAULT_SERVER_DATETIME_FORMAT)
-        date_planned = date_planned + relativedelta(days=order.delay or 0.0)
+        date_planned = super(sale_order, self)._get_date_planned(cr, uid, order,
+                                                                 line, start_date,
+                                                                 context)
+        date_planned = datetime.strptime(date_planned,
+                                         DEFAULT_SERVER_DATETIME_FORMAT)
+        date_planned += relativedelta(days=order.delay or 0.0)
         return date_planned.strftime(DEFAULT_SERVER_DATETIME_FORMAT)