diff --git a/platformapi/alipayapi/utils.go b/platformapi/alipayapi/utils.go
index a81b2a77..53d07f46 100644
--- a/platformapi/alipayapi/utils.go
+++ b/platformapi/alipayapi/utils.go
@@ -1,6 +1,8 @@
 package alipayapi
 
-import "git.rosy.net.cn/baseapi/utils"
+import (
+	"git.rosy.net.cn/baseapi/utils"
+)
 
 const (
 	GrantTypeCode    = "authorization_code"
@@ -41,7 +43,6 @@ func (a *API) SystemAuthToken(grantType, code, refreshToken string) (tokenInfo *
 	if refreshToken != "" {
 		params["refresh_token"] = refreshToken
 	}
-
 	// 获取证书
 	appCertSN, aliPayRootCertSN, aliPayPublicCertSN, err := SetCertSnByPath(appCertPath, aliPayRootCertPath, AliPayPublicCertPath)
 	if err != nil {