diff --git a/common.go b/common.go
index 8505a33..a25a438 100644
--- a/common.go
+++ b/common.go
@@ -61,7 +61,7 @@ type MiniAppOpenidReq struct {
 type MiniAppOpenidRes struct {
 	Openid     string
 	SessionKey string
-	Unionid    string
+	Unionid    int
 	WxApiRes
 }
 
diff --git a/miniapp_openid.client.go b/miniapp_openid.client.go
index a34417c..a0e8f1f 100644
--- a/miniapp_openid.client.go
+++ b/miniapp_openid.client.go
@@ -46,7 +46,7 @@ func GetMiniAppOpenid(appid, secret, js_code string, url ...string) (*MiniAppOpe
 	res := &Response{}
 
 	err = conn.GetMiniAppOpenid(req, res)
-	log.Println("err:", err)
+
 	if err != nil {
 		return nil, err
 	}