Update README.md

node-webot · Apr 17, 2017 · 8ce6b66 · 8ce6b66
1 parent 2fc43bc
commit 8ce6b66
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/README.md b/README.md
@@ -13,7 +13,7 @@ co-wechat [![NPM version](https://badge.fury.io/js/co-wechat.png)](https://badge.
 
 middleware() 方法接受一个 async function 作为参数。
 
-```
+```js
 app.use(wechat(config).middleware(async (message) => {
   // TODO
 }));