diff --git a/controllers/auth2.go b/controllers/auth2.go
index ebf40e638..22d1ab12d 100644
--- a/controllers/auth2.go
+++ b/controllers/auth2.go
@@ -341,7 +341,7 @@ type UserInfoWithWeixin struct {
 // @router /GetUserByMiniInfo [post]
 func (c *Auth2Controller) GetUserByMiniInfo() {
 	c.callGetUserByMiniInfo(func(params *tAuth2GetUserByMiniInfoParams) (retVal interface{}, errCode string, err error) {
-		authInfo := &auth2.AuthInfo{}
+		authInfo, err := params.Ctx.GetV2AuthInfo()
 		if err == nil {
 			decryptedDataBase64, err2 := weixin.AutherObjMini.DecryptData(authInfo, GetComposedCode(&c.Controller, params.JsCode), params.Data, params.Iv)
 			if err = err2; err == nil {