diff --git a/library/payclients/alipaycli/client.go b/library/payclients/alipaycli/client.go
index da879585..755ea35b 100644
--- a/library/payclients/alipaycli/client.go
+++ b/library/payclients/alipaycli/client.go
@@ -29,7 +29,7 @@ var allAlipayClients = map[string]*AlipayClient{}
 
 func GetDefaultAlipayClient() *AlipayClient {
 	rate := rand.Intn(10)
-	if rate < 9 {
+	if rate < 8 {
 		return allAlipayClients[AppIdMiYuanTianShi]
 	}
 	return allAlipayClients[AppIdLanXing01]