diff --git a/addons/mrp/mrp.py b/addons/mrp/mrp.py
index de0140e84d5..f7c5226feb7 100644
--- a/addons/mrp/mrp.py
+++ b/addons/mrp/mrp.py
@@ -700,9 +700,9 @@ class mrp_production(osv.osv):
                     pick_type = 'out'
                 address_id = routing_loc.address_id and routing_loc.address_id.id or False
                 routing_loc = routing_loc.id
-            pickname = self.pool.get('ir.sequence').get(cr, uid, 'stock.picking.'+pick_type)
+            pick_name = self.pool.get('ir.sequence').get(cr, uid, 'stock.picking.'+pick_type)
             picking_id = self.pool.get('stock.picking').create(cr, uid, {
-                'name': pickname,
+                'name': pick_name,
                 'origin': (production.origin or '').split(':')[0] +':'+production.name,
                 'type': pick_type,
                 'move_type': 'one',
diff --git a/addons/mrp_repair/mrp_repair.py b/addons/mrp_repair/mrp_repair.py
index 71312af18ed..e456c3770d2 100644
--- a/addons/mrp_repair/mrp_repair.py
+++ b/addons/mrp_repair/mrp_repair.py
@@ -398,9 +398,9 @@ class mrp_repair(osv.osv):
                 self.pool.get('mrp.repair.line').write(cr, uid, [move.id], {'move_id': move_id})
 
             if repair.deliver_bool:
-                pickname = self.pool.get('ir.sequence').get(cr, uid, 'stock.picking.out')
+                pick_name = self.pool.get('ir.sequence').get(cr, uid, 'stock.picking.out')
                 picking = self.pool.get('stock.picking').create(cr, uid, {
-                    'name': pickname,
+                    'name': pick_name,
                     'origin': repair.name,
                     'state': 'draft',
                     'move_type': 'one',
diff --git a/addons/purchase/purchase.py b/addons/purchase/purchase.py
index 33bbf82694a..319fca8589f 100644
--- a/addons/purchase/purchase.py
+++ b/addons/purchase/purchase.py
@@ -394,9 +394,9 @@ class purchase_order(osv.osv):
             istate = 'none'
             if order.invoice_method=='picking':
                 istate = '2binvoiced'
-            pickname = self.pool.get('ir.sequence').get(cr, uid, 'stock.picking.in')
+            pick_name = self.pool.get('ir.sequence').get(cr, uid, 'stock.picking.in')
             picking_id = self.pool.get('stock.picking').create(cr, uid, {
-                'name': pickname,
+                'name': pick_name,
                 'origin': order.name+((order.origin and (':'+order.origin)) or ''),
                 'type': 'in',
                 'address_id': order.dest_address_id.id or order.partner_address_id.id,
diff --git a/addons/sale/sale.py b/addons/sale/sale.py
index 3a79f937cd0..8b77719171a 100644
--- a/addons/sale/sale.py
+++ b/addons/sale/sale.py
@@ -593,9 +593,9 @@ class sale_order(osv.osv):
                     location_id = order.shop_id.warehouse_id.lot_stock_id.id
                     if not picking_id:
                         loc_dest_id = order.partner_id.property_stock_customer.id
-                        pickname = self.pool.get('ir.sequence').get(cr, uid, 'stock.picking.out')
+                        pick_name = self.pool.get('ir.sequence').get(cr, uid, 'stock.picking.out')
                         picking_id = self.pool.get('stock.picking').create(cr, uid, {
-                            'name': pickname,
+                            'name': pick_name,
                             'origin': order.name,
                             'type': 'out',
                             'state': 'auto',