diff --git a/package.json b/package.json
index 0a457eb..aa3b94b 100644
--- a/package.json
+++ b/package.json
@@ -12,7 +12,7 @@
   "dependencies": {
     "koa": "^2.0.0",
     "koa-body": "^2.0.0",
-    "koa-compose": "^2.5.1",
+    "koa-compose": "^3.2.1",
     "koa-router": "^7.0.1",
     "koa-session2": "^1.0.8",
     "koa-static2": "^0.1.8",
diff --git a/src/app.js b/src/app.js
index 339bf92..f86cefa 100644
--- a/src/app.js
+++ b/src/app.js
@@ -8,7 +8,7 @@ import {
 import path from 'path'
 import MainRoutes from './routes/main-routes'
 import ErrorRoutes from './routes/error-routes'
-// import PluginLoader from './tool/PluginLoader'
+import PluginLoader from './lib/PluginLoader'
 
 const app = new Koa2()
 const env = process.env.NODE_ENV || 'development' // Current mode
@@ -25,7 +25,7 @@ app
   .use(KoaSession({
     key: SystemConfig.Session_Key
   })) // Set Session
-  // .use(PluginLoader(SystemConfig.System_plugin_path))
+  .use(PluginLoader(SystemConfig.System_plugin_path))
   .use((ctx, next) => {
     if (ctx.request.header.host.split(':')[0] === 'api.XXX.com' || ctx.request.header.host.split(':')[0] === '127.0.0.1') {
       ctx.set('Access-Control-Allow-Origin', '*')
diff --git a/src/config.js b/src/config.js
index b3384a5..c616532 100644
--- a/src/config.js
+++ b/src/config.js
@@ -5,7 +5,7 @@ export let SystemConfig = {
   HTTP_server_host: 'localhost', // HTTP服务器地址,请勿添加"http://"
   HTTP_server_port: '3000', // HTTP服务器端口号
   System_country: 'zh-cn', // 所在国家的国家代码
-  System_plugin_path: path.join(__dirname, '../src/plugins'), // 插件路径
+  System_plugin_path: path.join(__dirname, './plugins'), // 插件路径
   Session_Key: 'RESTfulAPI', // 生产环境务必随机设置一个值
   mysql_host: 'localhost', // MySQL服务器地址
   mysql_user: 'root', // 数据库用户名
diff --git a/src/tool/PluginLoader.js b/src/lib/PluginLoader.js
similarity index 99%
rename from src/tool/PluginLoader.js
rename to src/lib/PluginLoader.js
index 138bfd4..4b60ce6 100644
--- a/src/tool/PluginLoader.js
+++ b/src/lib/PluginLoader.js
@@ -10,7 +10,6 @@ function getDirs (srcpath) {
 
 module.exports = (srcpath, filename = 'index.js') => {
   let plugins = {}
-
   let dirs = getDirs(srcpath)
   let list = []
 
diff --git a/src/plugins/smtp_sendemail/index.js b/src/plugins/smtp_sendemail/index.js
index 931966b..188017f 100644
--- a/src/plugins/smtp_sendemail/index.js
+++ b/src/plugins/smtp_sendemail/index.js
@@ -1,6 +1,10 @@
 import nodemailer from 'nodemailer'
 import { SendEmail } from '../../config'
 
+export default () => {
+  console.log('ok')
+}
+
 // 发送Email（目前使用的是阿里云SMTP发送邮件）
 // receivers 目标邮箱，可以用英文逗号分隔多个。（我没试过）
 // subject 邮件标题