diff --git a/addons/product/product.py b/addons/product/product.py
index 9bd497cc8c8..b478297e560 100644
--- a/addons/product/product.py
+++ b/addons/product/product.py
@@ -324,7 +324,7 @@ class produce_price_history(osv.osv):
         'company_id': fields.many2one('res.company', required=True),
         'product_template_id': fields.many2one('product.template', 'Product Template', required=True, ondelete='cascade'),
         'datetime': fields.datetime('Historization Time'),
-        'cost': fields.float('Historized Cost'),
+        'cost': fields.float('Historized Cost', digits_compute=dp.get_precision('Product Price')),
     }
 
     def _get_default_company(self, cr, uid, context=None):