diff --git a/package.json b/package.json
index 55d1b16..e5b843f 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "vue-property-decorator",
-  "version": "8.1.1",
+  "version": "8.2.0",
   "description": "property decorators for Vue Component",
   "main": "lib/vue-property-decorator.umd.js",
   "module": "lib/vue-property-decorator.js",
diff --git a/src/vue-property-decorator.ts b/src/vue-property-decorator.ts
index 7bdafc8..f50cc86 100644
--- a/src/vue-property-decorator.ts
+++ b/src/vue-property-decorator.ts
@@ -1,4 +1,4 @@
-/** vue-property-decorator verson 8.1.1 MIT LICENSE copyright 2018 kaorun343 */
+/** vue-property-decorator verson 8.2.0 MIT LICENSE copyright 2019 kaorun343 */
 /// <reference types='reflect-metadata'/>
 'use strict'
 import Vue, { PropOptions, WatchOptions } from 'vue'