diff --git a/server/payserver/api/v1/mainservice/mainservice.go b/server/payserver/api/v1/mainservice/mainservice.go
index 2e40b14..1ad2a8d 100644
--- a/server/payserver/api/v1/mainservice/mainservice.go
+++ b/server/payserver/api/v1/mainservice/mainservice.go
@@ -471,7 +471,7 @@ func (this *MainServiceApi) WxPayNotify(c *gin.Context) {
 	}
 
 	payserial := c.GetHeader("Wechatpay-Serial") //验签的微信支付平台证书序列号/微信支付公钥ID
-	if mt.Table.Config.GetWxCertificateSn() != payserial {
+	if mt.Table.Config.GetWxMerchantPublicKeyId() != payserial {
 		f5.GetSysLog().Alert("!!!!!!!!!!cerificate Serial error")
 		c.JSON(501, failrspobj)
 		return