diff --git a/addons/stock/stock.py b/addons/stock/stock.py
index 31d5a68c9fe..9cdbc97c115 100644
--- a/addons/stock/stock.py
+++ b/addons/stock/stock.py
@@ -1804,8 +1804,8 @@ class stock_move(osv.osv):
         warning = {}
         if (location.usage == 'internal') and (product_qty > (amount_actual or 0.0)):
             warning = {
-                'title': _('Insufficient Stock in Lot !'),
-                'message': _('You are moving %.2f %s products but only %.2f %s available in this lot.') % (product_qty, uom.name, amount_actual, uom.name)
+                'title': _('Insufficient Stock in Serial Number !'),
+                'message': _('You are moving %.2f %s products but only %.2f %s available in this serial number.') % (product_qty, uom.name, amount_actual, uom.name)
             }
         return {'warning': warning}