diff --git a/business/jxstore/financial/financial.go b/business/jxstore/financial/financial.go
index 9a46de854..a01d232e3 100644
--- a/business/jxstore/financial/financial.go
+++ b/business/jxstore/financial/financial.go
@@ -77,7 +77,7 @@ func (p *PayHandler) CreatePay() (err error) {
 			wxPay := &WxPayParam{
 				Prepayid:  param2["prepayid"].(string),
 				Noncestr:  param2["noncestr"].(string),
-				Timestamp: param2["timestamp"].(string),
+				Timestamp: utils.Int64ToStr(utils.MustInterface2Int64(param2["timestamp"])),
 				Package:   param2["package"].(string),
 				Partnerid: param2["partnerid"].(string),
 				Appid:     param2["appid"].(string),