diff --git a/package-lock.json b/package-lock.json
new file mode 100644
index 0000000000000000000000000000000000000000..c0f9273d8b79bc654161a19719113cdc7c9f9259
--- /dev/null
+++ b/package-lock.json
@@ -0,0 +1,1621 @@
+{
+  "name": "NeteaseCloudMusicApi",
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+  "lockfileVersion": 1,
+  "requires": true,
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+      "version": "0.2.0",
+      "resolved": "http://registry.npm.taobao.org/source-map/download/source-map-0.2.0.tgz",
+      "integrity": "sha1-2rc/vPwrqBm03gO9b26qSBZLP50=",
+      "dev": true,
+      "optional": true,
+      "requires": {
+        "amdefine": "1.0.1"
+      }
+    },
+    "source-map-support": {
+      "version": "0.4.15",
+      "resolved": "http://registry.npm.taobao.org/source-map-support/download/source-map-support-0.4.15.tgz",
+      "integrity": "sha1-AyAt9lwG0r2MfsI2KhkwVv7407E=",
+      "dev": true,
+      "requires": {
+        "source-map": "0.5.6"
+      },
+      "dependencies": {
+        "source-map": {
+          "version": "0.5.6",
+          "resolved": "http://registry.npm.taobao.org/source-map/download/source-map-0.5.6.tgz",
+          "integrity": "sha1-dc449SvwczxafwwRjYEzSiu19BI=",
+          "dev": true
+        }
+      }
+    },
+    "sshpk": {
+      "version": "1.13.1",
+      "resolved": "http://registry.npm.taobao.org/sshpk/download/sshpk-1.13.1.tgz",
+      "integrity": "sha1-US322mKHFEMW3EwY/hzx2UBzm+M=",
+      "requires": {
+        "asn1": "0.2.3",
+        "assert-plus": "1.0.0",
+        "bcrypt-pbkdf": "1.0.1",
+        "dashdash": "1.14.1",
+        "ecc-jsbn": "0.1.1",
+        "getpass": "0.1.7",
+        "jsbn": "0.1.1",
+        "tweetnacl": "0.14.5"
+      },
+      "dependencies": {
+        "assert-plus": {
+          "version": "1.0.0",
+          "resolved": "http://registry.npm.taobao.org/assert-plus/download/assert-plus-1.0.0.tgz",
+          "integrity": "sha1-8S4PPF13sLHN2RRpQuTpbB5N1SU="
+        }
+      }
+    },
+    "statuses": {
+      "version": "1.3.1",
+      "resolved": "http://registry.npm.taobao.org/statuses/download/statuses-1.3.1.tgz",
+      "integrity": "sha1-+vUbnrdKrvOzrPStX2Gr8ky3uT4="
+    },
+    "stringifier": {
+      "version": "1.3.0",
+      "resolved": "http://registry.npm.taobao.org/stringifier/download/stringifier-1.3.0.tgz",
+      "integrity": "sha1-3vGDQvaTPbDy2/yaoCF1tEjBeVk=",
+      "dev": true,
+      "requires": {
+        "core-js": "2.5.0",
+        "traverse": "0.6.6",
+        "type-name": "2.0.2"
+      }
+    },
+    "stringstream": {
+      "version": "0.0.5",
+      "resolved": "http://registry.npm.taobao.org/stringstream/download/stringstream-0.0.5.tgz",
+      "integrity": "sha1-TkhM1N5aC7vuGORjB3EKioFiGHg="
+    },
+    "supports-color": {
+      "version": "3.1.2",
+      "resolved": "http://registry.npm.taobao.org/supports-color/download/supports-color-3.1.2.tgz",
+      "integrity": "sha1-cqJiiU2dQIuVbKBf83su2KbiotU=",
+      "dev": true,
+      "requires": {
+        "has-flag": "1.0.0"
+      }
+    },
+    "tough-cookie": {
+      "version": "2.3.2",
+      "resolved": "http://registry.npm.taobao.org/tough-cookie/download/tough-cookie-2.3.2.tgz",
+      "integrity": "sha1-8IH3bkyFcg5sN6X6ztc3FQ2EByo=",
+      "requires": {
+        "punycode": "1.4.1"
+      }
+    },
+    "traverse": {
+      "version": "0.6.6",
+      "resolved": "http://registry.npm.taobao.org/traverse/download/traverse-0.6.6.tgz",
+      "integrity": "sha1-y99WD9e5r2MlAv7UD5GMFX6pcTc=",
+      "dev": true
+    },
+    "tunnel-agent": {
+      "version": "0.6.0",
+      "resolved": "http://registry.npm.taobao.org/tunnel-agent/download/tunnel-agent-0.6.0.tgz",
+      "integrity": "sha1-J6XeoGs2sEoKmWZ3SykIaPD8QP0=",
+      "requires": {
+        "safe-buffer": "5.1.1"
+      }
+    },
+    "tweetnacl": {
+      "version": "0.14.5",
+      "resolved": "http://registry.npm.taobao.org/tweetnacl/download/tweetnacl-0.14.5.tgz",
+      "integrity": "sha1-WuaBd/GS1EViadEIr6k/+HQ/T2Q=",
+      "optional": true
+    },
+    "type-check": {
+      "version": "0.3.2",
+      "resolved": "http://registry.npm.taobao.org/type-check/download/type-check-0.3.2.tgz",
+      "integrity": "sha1-WITKtRLPHTVeP7eE8wgEsrUg23I=",
+      "dev": true,
+      "requires": {
+        "prelude-ls": "1.1.2"
+      }
+    },
+    "type-is": {
+      "version": "1.6.15",
+      "resolved": "http://registry.npm.taobao.org/type-is/download/type-is-1.6.15.tgz",
+      "integrity": "sha1-yrEPtJCeRByChC6v4a1kbIGARBA=",
+      "requires": {
+        "media-typer": "0.3.0",
+        "mime-types": "2.1.16"
+      }
+    },
+    "type-name": {
+      "version": "2.0.2",
+      "resolved": "http://registry.npm.taobao.org/type-name/download/type-name-2.0.2.tgz",
+      "integrity": "sha1-7+fUEj2KxSr/9/QMfk3sUmYAj7Q=",
+      "dev": true
+    },
+    "universal-deep-strict-equal": {
+      "version": "1.2.2",
+      "resolved": "http://registry.npm.taobao.org/universal-deep-strict-equal/download/universal-deep-strict-equal-1.2.2.tgz",
+      "integrity": "sha1-DaSsL3PP95JMgfpN4BjKViyisKc=",
+      "dev": true,
+      "requires": {
+        "array-filter": "1.0.0",
+        "indexof": "0.0.1",
+        "object-keys": "1.0.11"
+      }
+    },
+    "unpipe": {
+      "version": "1.0.0",
+      "resolved": "http://registry.npm.taobao.org/unpipe/download/unpipe-1.0.0.tgz",
+      "integrity": "sha1-sr9O6FFKrmFltIF4KdIbLvSZBOw="
+    },
+    "utils-merge": {
+      "version": "1.0.0",
+      "resolved": "http://registry.npm.taobao.org/utils-merge/download/utils-merge-1.0.0.tgz",
+      "integrity": "sha1-ApT7kiu5N1FTVBxPcJYjHyh8ivg="
+    },
+    "uuid": {
+      "version": "3.1.0",
+      "resolved": "http://registry.npm.taobao.org/uuid/download/uuid-3.1.0.tgz",
+      "integrity": "sha1-PdPT55Crwk17DToDT/q6vijrvAQ="
+    },
+    "vary": {
+      "version": "1.1.1",
+      "resolved": "http://registry.npm.taobao.org/vary/download/vary-1.1.1.tgz",
+      "integrity": "sha1-Z1Neu2lMHVIldFeYRmUyP1h+jTc="
+    },
+    "verror": {
+      "version": "1.10.0",
+      "resolved": "http://registry.npm.taobao.org/verror/download/verror-1.10.0.tgz",
+      "integrity": "sha1-OhBcoXBTr1XW4nDB+CiGguGNpAA=",
+      "requires": {
+        "assert-plus": "1.0.0",
+        "core-util-is": "1.0.2",
+        "extsprintf": "1.3.0"
+      },
+      "dependencies": {
+        "assert-plus": {
+          "version": "1.0.0",
+          "resolved": "http://registry.npm.taobao.org/assert-plus/download/assert-plus-1.0.0.tgz",
+          "integrity": "sha1-8S4PPF13sLHN2RRpQuTpbB5N1SU="
+        }
+      }
+    },
+    "wordwrap": {
+      "version": "1.0.0",
+      "resolved": "http://registry.npm.taobao.org/wordwrap/download/wordwrap-1.0.0.tgz",
+      "integrity": "sha1-J1hIEIkUVqQXHI0CJkQa3pDLyus=",
+      "dev": true
+    },
+    "wrappy": {
+      "version": "1.0.2",
+      "resolved": "http://registry.npm.taobao.org/wrappy/download/wrappy-1.0.2.tgz",
+      "integrity": "sha1-tSQ9jz7BqjXxNkYFvA0QNuMKtp8=",
+      "dev": true
+    },
+    "xtend": {
+      "version": "4.0.1",
+      "resolved": "http://registry.npm.taobao.org/xtend/download/xtend-4.0.1.tgz",
+      "integrity": "sha1-pcbVMr5lbiPbgg77lDofBJmNY68=",
+      "dev": true
+    }
+  }
+}
diff --git a/package.json b/package.json
index b0d927370b4395ef48d21d6ff748203badbe25e5..4f9eeadb9a325483611aa3b87084c43103fdb3e8 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "NeteaseCloudMusicApi",
-  "version": "2.6.2",
+  "version": "2.6.3",
   "description": "网易云音乐 NodeJS 版 API",
   "scripts": {
     "start": "node app.js",
diff --git a/util/util.js b/util/util.js
index 4d31f4852bea975b5f468de7c301e9e35760e354..65152ad850f1aa9606196e9ba5adb512bf40c755 100644
--- a/util/util.js
+++ b/util/util.js
@@ -1,76 +1,117 @@
 const Encrypt = require('./crypto.js')
 const http = require('http')
-function createWebAPIRequest(host, path, method, data, cookie, callback, errorcallback) {
+function randomUserAgent() {
+  const userAgentList = [
+    'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/59.0.3071.115 Safari/537.36',
+    'Mozilla/5.0 (iPhone; CPU iPhone OS 9_1 like Mac OS X) AppleWebKit/601.1.46 (KHTML, like Gecko) Version/9.0 Mobile/13B143 Safari/601.1',
+    'Mozilla/5.0 (iPhone; CPU iPhone OS 9_1 like Mac OS X) AppleWebKit/601.1.46 (KHTML, like Gecko) Version/9.0 Mobile/13B143 Safari/601.1',
+    'Mozilla/5.0 (Linux; Android 5.0; SM-G900P Build/LRX21T) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/59.0.3071.115 Mobile Safari/537.36',
+    'Mozilla/5.0 (Linux; Android 6.0; Nexus 5 Build/MRA58N) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/59.0.3071.115 Mobile Safari/537.36',
+    'Mozilla/5.0 (Linux; Android 5.1.1; Nexus 6 Build/LYZ28E) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/59.0.3071.115 Mobile Safari/537.36',
+    'Mozilla/5.0 (iPhone; CPU iPhone OS 10_3_2 like Mac OS X) AppleWebKit/603.2.4 (KHTML, like Gecko) Mobile/14F89;GameHelper',
+    'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_5) AppleWebKit/603.2.4 (KHTML, like Gecko) Version/10.1.1 Safari/603.2.4',
+    'Mozilla/5.0 (iPhone; CPU iPhone OS 10_0 like Mac OS X) AppleWebKit/602.1.38 (KHTML, like Gecko) Version/10.0 Mobile/14A300 Safari/602.1',
+    'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/51.0.2704.103 Safari/537.36',
+    'Mozilla/5.0 (Macintosh; Intel Mac OS X 10.12; rv:46.0) Gecko/20100101 Firefox/46.0',
+    'Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:46.0) Gecko/20100101 Firefox/46.0',
+    'Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 6.0)',
+    'Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 6.0; Trident/4.0)',
+    'Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; Trident/5.0)',
+    'Mozilla/5.0 (compatible; MSIE 10.0; Windows NT 6.2; Win64; x64; Trident/6.0)',
+    'Mozilla/5.0 (Windows NT 6.3; Win64, x64; Trident/7.0; rv:11.0) like Gecko',
+    'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/42.0.2311.135 Safari/537.36 Edge/13.10586',
+    'Mozilla/5.0 (iPad; CPU OS 10_0 like Mac OS X) AppleWebKit/602.1.38 (KHTML, like Gecko) Version/10.0 Mobile/14A300 Safari/602.1'
+  ]
+  const num = Math.floor(Math.random() * userAgentList.length)
+  return userAgentList[num]
+}
+function createWebAPIRequest(
+  host,
+  path,
+  method,
+  data,
+  cookie,
+  callback,
+  errorcallback
+) {
   let music_req = ''
   const cryptoreq = Encrypt(data)
-  const http_client = http.request({
-    hostname: host,
-    method: method,
-    path: path,
-    headers: {
-      'Accept': '*/*',
-      'Accept-Language': 'zh-CN,zh;q=0.8,gl;q=0.6,zh-TW;q=0.4',
-      'Connection': 'keep-alive',
-      'Content-Type': 'application/x-www-form-urlencoded',
-      'Referer': 'http://music.163.com',
-      'Host': 'music.163.com',
-      'Cookie': cookie,
-      'User-Agent': 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_9_2) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/33.0.1750.152 Safari/537.36',
-
+  const http_client = http.request(
+    {
+      hostname: host,
+      method: method,
+      path: path,
+      headers: {
+        Accept: '*/*',
+        'Accept-Language': 'zh-CN,zh;q=0.8,gl;q=0.6,zh-TW;q=0.4',
+        Connection: 'keep-alive',
+        'Content-Type': 'application/x-www-form-urlencoded',
+        Referer: 'http://music.163.com',
+        Host: 'music.163.com',
+        Cookie: cookie,
+        'User-Agent': randomUserAgent()
+      }
     },
-  }, function (res) {
-    res.on('error', function (err) {
-      errorcallback(err)
-    })
-    res.setEncoding('utf8')
-    if (res.statusCode != 200) {
-      createWebAPIRequest(host, path, method, data, cookie, callback)
-      return
-    } else {
-      res.on('data', function (chunk) {
-        music_req += chunk
-      })
-      res.on('end', function () {
-        if (music_req == '') {
-          createWebAPIRequest(host, path, method, data, cookie, callback)
-          return
-        }
-        if (res.headers['set-cookie']) {
-          callback(music_req, res.headers['set-cookie'])
-        } else {
-          callback(music_req)
-        }
+    function(res) {
+      res.on('error', function(err) {
+        errorcallback(err)
       })
+      res.setEncoding('utf8')
+      if (res.statusCode != 200) {
+        createWebAPIRequest(host, path, method, data, cookie, callback)
+        return
+      } else {
+        res.on('data', function(chunk) {
+          music_req += chunk
+        })
+        res.on('end', function() {
+          if (music_req == '') {
+            createWebAPIRequest(host, path, method, data, cookie, callback)
+            return
+          }
+          if (res.headers['set-cookie']) {
+            callback(music_req, res.headers['set-cookie'])
+          } else {
+            callback(music_req)
+          }
+        })
+      }
     }
-  })
-  http_client.write('params=' + cryptoreq.params + '&encSecKey=' + cryptoreq.encSecKey)
+  )
+  http_client.write(
+    'params=' + cryptoreq.params + '&encSecKey=' + cryptoreq.encSecKey
+  )
   http_client.end()
 }
 
 function createRequest(path, method, data, callback, errorcallback) {
   return new Promise((resolve, reject) => {
     let ne_req = ''
-    const http_client = http.request({
-      hostname: 'music.163.com',
-      method: method,
-      path: path,
-      headers: {
-        'Referer': 'http://music.163.com',
-        'Cookie': 'appver=1.5.2',
-        'Content-Type': 'application/x-www-form-urlencoded',
+    const http_client = http.request(
+      {
+        hostname: 'music.163.com',
+        method: method,
+        path: path,
+        headers: {
+          Referer: 'http://music.163.com',
+          Cookie: 'appver=1.5.2',
+          'Content-Type': 'application/x-www-form-urlencoded',
+          'User-Agent': randomUserAgent()
+        }
       },
-    }, res => {
-      res.setEncoding('utf8')
-      res.on('error', err => {
-        reject(err)
-      })
-      res.on('data', chunk => {
-        ne_req += chunk
-      })
-      res.on('end', () => {
-        resolve(ne_req)
-      })
-    })
+      res => {
+        res.setEncoding('utf8')
+        res.on('error', err => {
+          reject(err)
+        })
+        res.on('data', chunk => {
+          ne_req += chunk
+        })
+        res.on('end', () => {
+          resolve(ne_req)
+        })
+      }
+    )
     if (method == 'POST') {
       http_client.write(data)
     }