diff --git a/alipay/common_api.go b/alipay/common_api.go
index 2dc3cd99..16701a87 100644
--- a/alipay/common_api.go
+++ b/alipay/common_api.go
@@ -178,7 +178,7 @@ func systemOauthToken(ctx context.Context, appId string, privateKey *rsa.Private
 	if !isProd {
 		baseUrl = sandboxBaseUrlUtf8
 	}
-	_, bs, err = xhttp.NewClient().Req(xhttp.TypeForm).Post(baseUrl).SendString(bm.EncodeURLParams()).EndBytes(ctx)
+	_, bs, err = xhttp.NewClient().Req(xhttp.TypeFormData).Post(baseUrl).SendString(bm.EncodeURLParams()).EndBytes(ctx)
 	if err != nil {
 		return nil, err
 	}
@@ -218,7 +218,7 @@ func MonitorHeartbeatSyn(ctx context.Context, appId string, privateKey, signType
 	}
 	bm.Set("sign", sign)
 
-	_, bs, err = xhttp.NewClient().Req(xhttp.TypeForm).Post(baseUrlUtf8).SendString(bm.EncodeURLParams()).EndBytes(ctx)
+	_, bs, err = xhttp.NewClient().Req(xhttp.TypeFormData).Post(baseUrlUtf8).SendString(bm.EncodeURLParams()).EndBytes(ctx)
 	if err != nil {
 		return nil, err
 	}
diff --git a/alipay/customs.go b/alipay/customs.go
index 7cfcdf65..f1b9f28b 100644
--- a/alipay/customs.go
+++ b/alipay/customs.go
@@ -79,7 +79,7 @@ func (a *Client) doAliPayCustoms(ctx context.Context, bm gopay.BodyMap, service
 		xlog.Debugf("Alipay_Request: %s", bm.JsonBody())
 	}
 	// request
-	res, bs, err := a.hc.Req(xhttp.TypeForm).Post("https://mapi.alipay.com/gateway.do").SendString(bm.EncodeURLParams()).EndBytes(ctx)
+	res, bs, err := a.hc.Req(xhttp.TypeFormData).Post("https://mapi.alipay.com/gateway.do").SendString(bm.EncodeURLParams()).EndBytes(ctx)
 	if err != nil {
 		return nil, err
 	}