diff --git a/addons/product/pricelist.py b/addons/product/pricelist.py
index 7cac03b6a5d..92c054b82bd 100644
--- a/addons/product/pricelist.py
+++ b/addons/product/pricelist.py
@@ -440,7 +440,7 @@ class product_pricelist_item(osv.osv):
         price_min_margin = vals.get('price_min_margin', 0.0)
         price_max_margin = vals.get('price_max_margin', 0.0)
         if price_min_margin > price_max_margin:
-            raise osv.except_osv(_('Warning!'), _('In \'%s\' pricelist rule, minimum margin must be lower than maximum margin !.') % (name))
+            raise osv.except_osv(_('Warning!'), _('Minimum margin must be lower than maximum margin in \'%s\' pricelist rule !.') % (name))
         return super(product_pricelist_item, self).write(cr, uid, ids, vals, context=context)