diff --git a/mock/utils.js b/mock/utils.js
index 41eb494..95cc27d 100644
--- a/mock/utils.js
+++ b/mock/utils.js
@@ -2,7 +2,7 @@
  * @param {string} url
  * @returns {Object}
  */
-export function param2Obj(url) {
+function param2Obj(url) {
   const search = decodeURIComponent(url.split('?')[1]).replace(/\+/g, ' ')
   if (!search) {
     return {}