diff --git a/README.md b/README.md
index 0396ac6..f742498 100644
--- a/README.md
+++ b/README.md
@@ -9,7 +9,7 @@ $ yarn add vue-bus
 $ npm install vue-bus --save
 ```
 When used with a module system, you must explicitly install the bus via Vue.use():
-```
+```js
 import Vue from 'vue';
 import VueBus from 'vue-bus';
 
@@ -19,7 +19,7 @@ You don't need to do this when using global script tags.
 
 ## Usage
 #### Listen and clean
-```
+```js
 // ...
 created() {
   this.$bus.on('add-todo', this.addTodo);
@@ -35,7 +35,7 @@ methods: {
 }
 ```
 #### Trigger
-```
+```js
 // ...
 methods: {
   addTodo() {
@@ -46,7 +46,7 @@ methods: {
 }
 ```
 #### Another way to use vue-bus
-```
+```js
 // xxx.js
 import Vue from 'vue';
 
diff --git a/package.json b/package.json
index 2240d38..b5584e7 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "vue-bus",
-  "version": "1.1.0",
+  "version": "1.2.0",
   "description": "A event bus for Vue.js",
   "main": "dist/vue-bus.common.js",
   "module": "dist/vue-bus.esm.js",