diff --git a/plugins/GravatarCache.js b/plugins/GravatarCache.js
index fa6a245..77a35d7 100644
--- a/plugins/GravatarCache.js
+++ b/plugins/GravatarCache.js
@@ -1,5 +1,4 @@
 import fs from 'fs'
-import path from 'path'
 import axios from 'axios'
 import crypto from 'crypto'
 
@@ -31,20 +30,11 @@ function getGravatar(email, size=128) {
   }
 }
 
-function 检查并创建目录(dirname) {
-  if (fs.existsSync(dirname)) {
-    return true
-  } else if (检查并创建目录(path.dirname(dirname))) {
-    fs.mkdirSync(dirname)
-    return true
-  }
-  return false
-}
-
 export default {
   // 激活插件方法
   activate() {
-    检查并创建目录('./data/avatar/')
+    const dirname = './data/avatar/'
+    fs.mkdirSync(dirname, { recursive: true })
   },
 
   // 禁用插件方法
@@ -55,7 +45,3 @@ export default {
   // 向头像获取方法插入替换
   getGravatar, // 获取头像(如果不存在自动从网络下载)
 }
-
-// test
-// 检查并创建目录('./data/avatar/')
-// getGravatar('huan0016@gmail.com', 128)