diff --git a/pages/special/straddlen/new_years.js b/pages/special/straddlen/new_years.js
index 2418726..e2b5b93 100644
--- a/pages/special/straddlen/new_years.js
+++ b/pages/special/straddlen/new_years.js
@@ -179,7 +179,7 @@ Page({
       })
       return
     }
-    var myreg = /^(((13[0-9]{1})|(15[0-9]{1})|(18[0-9]{1})|(17[0-9]{1}))+\d{8})$/;
+    var myreg = /^1[3456789]\d{9}$/;
     if (!myreg.test(mobile)) {
       wx.showToast({
         title: '手机号错误',