diff --git a/Gruntfile.js b/Gruntfile.js
index bc1b8765..1c0e9ee9 100644
--- a/Gruntfile.js
+++ b/Gruntfile.js
@@ -83,8 +83,11 @@ module.exports = function ( grunt ) {
                 ext: '.min.css'
             }
         },
-        closurecompiler: {
-            dist: {
+        uglify: {
+            options: {
+                banner: banner
+            },
+            dest: {
                 src: disDir + '<%= pkg.name %>.js',
                 dest: disDir + '<%= pkg.name %>.min.js'
             }
@@ -211,14 +214,14 @@ module.exports = function ( grunt ) {
     grunt.loadNpmTasks('grunt-text-replace');
     grunt.loadNpmTasks('grunt-contrib-concat');
     grunt.loadNpmTasks('grunt-contrib-cssmin');
-    grunt.loadNpmTasks('grunt-closurecompiler');
+    grunt.loadNpmTasks('grunt-contrib-uglify');
     grunt.loadNpmTasks('grunt-contrib-copy');
     grunt.loadNpmTasks('grunt-transcoding');
     grunt.loadNpmTasks('grunt-contrib-compress');
 
     grunt.registerTask('default', 'UEditor Mini build', function () {
 
-        var tasks = [ 'concat', 'cssmin', 'closurecompiler', 'copy:base', 'copy:'+server, 'copy:demo', 'replace:demo' ];
+        var tasks = [ 'concat', 'cssmin', 'uglify', 'copy:base', 'copy:'+server, 'copy:demo', 'replace:demo' ];
 
         if ( encode === 'gbk' ) {
             tasks.push( 'replace:fileEncode' );
diff --git a/package.json b/package.json
index b1d31925..3a32a233 100644
--- a/package.json
+++ b/package.json
@@ -1,5 +1,4 @@
 {
-
     "name": "umeditor",
     "title": "umeditor",
     "description": "umeditor",
@@ -26,7 +25,7 @@
         "grunt": "~0.4.1",
         "grunt-contrib-concat": "~0.3.0",
         "grunt-contrib-cssmin": "~0.6.0",
-        "grunt-closurecompiler": "~0.9.9",
+        "grunt-contrib-uglify": "~1.0.1",
         "grunt-contrib-copy": "~0.4.0",
         "grunt-transcoding": "~0.1.1",
         "grunt-text-replace": "~0.3.9",
@@ -35,4 +34,4 @@
     "devDependencies": {
         "grunt": "~0.4.1"
     }
-}
\ No newline at end of file
+}