diff --git a/alipay/token/model.go b/alipay/token/model.go
index 985f664..5d0a57a 100644
--- a/alipay/token/model.go
+++ b/alipay/token/model.go
@@ -22,13 +22,14 @@ type Param struct {
 	GrantType string `json:"grant_type"`
 	Code      string `json:"code"`
 }
+
 type AlipayTokenSuccessResponse struct {
 	UserId       string `json:"user_id"`
 	OpenId       string `json:"open_id"`
 	AccessToken  string `json:"access_token"`
 	ExpiresIn    int    `json:"expires_in"`
 	RefreshToken string `json:"refresh_token"`
-	ReExpiresIn  string `json:"re_expires_in"`
+	ReExpiresIn  int    `json:"re_expires_in"`
 	AuthStart    string `json:"auth_start"`
 }