diff --git a/lib/routes/bilibili/bangumi.js b/lib/routes/bilibili/bangumi.js
index 6915f9207..6953e0291 100644
--- a/lib/routes/bilibili/bangumi.js
+++ b/lib/routes/bilibili/bangumi.js
@@ -2,12 +2,12 @@ const axios = require('../../utils/axios');
 
 module.exports = async (ctx) => {
     const seasonid = ctx.params.seasonid;
-    let response = await axios({
+    const response = await axios({
         method: 'get',
         url: `https://bangumi.bilibili.com/anime/${seasonid}`,
     });
 
-    let data = JSON.parse(response.data.match(/window\.__INITIAL_STATE__=([\s\S]+);\(function\(\)/)[1]) || {};
+    const data = JSON.parse(response.data.match(/window\.__INITIAL_STATE__=([\s\S]+);\(function\(\)/)[1]) || {};
 
     ctx.state.data = {
         title: data.mediaInfo.chn_name,