diff --git a/jd_price.js b/jd_price.js
index 33b83bd..8fd426a 100644
--- a/jd_price.js
+++ b/jd_price.js
@@ -350,7 +350,7 @@ async function getAlgo(id) {
          'Accept-Language': 'zh-CN,zh;q=0.9,zh-TW;q=0.8,en;q=0.7'
       },
       'body': JSON.stringify({
-         "version": "3.0",
+         "version": "3.1",
          "fp": fp,
          "appId": id.toString(),
          "timestamp": Date.now(),