diff --git a/lib/task.js b/lib/task.js
index 7fa0dfa..c49ce76 100644
--- a/lib/task.js
+++ b/lib/task.js
@@ -1,11 +1,12 @@
 const fs = require('fs/promises')
+const path = require('path')
 const { JSDOM, VirtualConsole } = require('jsdom')
 const { url, userAgent } = require('./consts')
 
 const createTask = async (visitorData) => {
-  const domContent = await fs.readFile('vendor/index.html', 'utf-8')
-  const baseContent = await fs.readFile(`vendor/base.js`, 'utf-8')
-  const baseAppendContent = await fs.readFile(`lib/inject.js`, 'utf-8')
+  const domContent = await fs.readFile(path.join(__dirname, '..', 'vendor', 'index.html'), 'utf-8')
+  const baseContent = await fs.readFile(path.join(__dirname, '..', 'vendor', 'base.js'), 'utf-8')
+  const baseAppendContent = await fs.readFile(path.join(__dirname, 'inject.js'), 'utf-8')
   let destroy = undefined
   return {
     stop: () => destroy?.(),
diff --git a/package.json b/package.json
index 3fa51f6..e8f9e7c 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "youtube-po-token-generator",
-  "version": "0.1.0",
+  "version": "0.2.0",
   "author": "Yunzhe <yunzhe@zju.edu.cn>",
   "description": "It generates a valid poToken with visitorData fetched from YouTube.",
   "keywords": [
@@ -20,5 +20,10 @@
   },
   "engines": {
     "node": ">=18.0"
-  }
+  },
+  "files": [
+    "vendor/",
+    "lib/",
+    "index.js"
+  ]
 }