diff --git a/unipay/payfee.py b/unipay/payfee.py
index 9316d86..ab391dc 100644
--- a/unipay/payfee.py
+++ b/unipay/payfee.py
@@ -59,6 +59,8 @@ where
 	and b.enabled_date <= ${biz_date}$
 	and b.expired_date >= ${biz_date}$
 	and a.id = ${channelid}$
+order by b.enabled_date desc
+limit 1
 """
 	ns = {
 		'channelid': channelid,