diff --git a/Gruntfile.js b/Gruntfile.js
index 88839a612f..231de793cb 100644
--- a/Gruntfile.js
+++ b/Gruntfile.js
@@ -62,11 +62,11 @@ module.exports = function (grunt) {
 
             demoJs: {
                 src: ['demo/version.js', 'demo/**/*.js'],
-                dest: 'demo.js'
+                dest: 'demo/dist/demo.js'
             },
             demoCss: {
                 src: ['demo/css/**/*.css'],
-                dest: 'demo.css'
+                dest: 'demo/dist/demo.css'
             }
         },
 
diff --git a/demo.html b/demo.html
index 200ef7694c..d0b0cdd45a 100644
--- a/demo.html
+++ b/demo.html
@@ -9,12 +9,12 @@
     <link rel="stylesheet" type="text/css"
           href="./dist/base.css"/>
     <link rel="stylesheet" type="text/css"
-          href="demo.css"/>
+          href="demo/dist/demo.css"/>
 
     <script src="./dist/core.js"></script>
     <script src="./dist/base.js"></script>
     <script src="./dist/case.js"></script>
-    <script src="demo.js"></script>
+    <script src="demo/dist/demo.js"></script>
 </head>
 <body>
 <div id="wrapper"></div>
