diff --git a/examples/qrcode.js b/examples/qrcode.js
index c6e85b40..31d9c18a 100644
--- a/examples/qrcode.js
+++ b/examples/qrcode.js
@@ -1,3 +1,12 @@
+/**
+ * @module QRCode
+ * @license MIT
+ * @version 1.0.3
+ * @author nuintun
+ * @description A pure JavaScript QRCode encode and decode library.
+ * @see https://github.com/nuintun/qrcode#readme
+ */
+
 (function (global, factory) {
     typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports) :
     typeof define === 'function' && define.amd ? define('qrcode', ['exports'], factory) :
diff --git a/examples/rollup.config.js b/examples/rollup.config.js
index bacb9f48..beeedbd1 100644
--- a/examples/rollup.config.js
+++ b/examples/rollup.config.js
@@ -5,13 +5,25 @@
  */
 
 import del from 'del';
+const pkg = require('../package.json');
 import resolve from '@rollup/plugin-node-resolve';
 
+const banner = `/**
+ * @module QRCode
+ * @license ${pkg.license}
+ * @version ${pkg.version}
+ * @author ${pkg.author.name}
+ * @description ${pkg.description}
+ * @see ${pkg.homepage}
+ */
+`;
+
 del.sync(['examples/qrcode.js'], { force: true });
 
 export default {
   input: 'esnext/index.js',
   output: {
+    banner,
     format: 'umd',
     name: 'QRCode',
     esModule: false,
diff --git a/package.json b/package.json
index 13c92fb1..9af913fc 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@nuintun/qrcode",
-  "version": "1.0.2",
+  "version": "1.0.3",
   "description": "A pure JavaScript QRCode encode and decode library.",
   "main": "es5/index.js",
   "module": "esnext/index.js",
@@ -14,7 +14,10 @@
     "zxing"
   ],
   "sideEffects": false,
-  "author": "nuintun",
+  "author": {
+    "name": "nuintun",
+    "email": "nuintun@qq.com"
+  },
   "license": "MIT",
   "bugs": {
     "url": "https://github.com/nuintun/qrcode/issues"