diff --git a/build/Gruntfile.js b/build/Gruntfile.js
index b91d18acbb..19955cf78c 100644
--- a/build/Gruntfile.js
+++ b/build/Gruntfile.js
@@ -458,6 +458,9 @@ module.exports = function(grunt) {
             },
 
             inline: {
+                options: {
+                    uglify: true
+                },
                 dist: {
                     src: '<%= pkg.main.copy.indexhtml[0].dest %>/*.html'
                 }
diff --git a/build/plugins/grunt-inline/tasks/inline.js b/build/plugins/grunt-inline/tasks/inline.js
index 3536237182..77a1f4da79 100644
--- a/build/plugins/grunt-inline/tasks/inline.js
+++ b/build/plugins/grunt-inline/tasks/inline.js
@@ -135,7 +135,15 @@ module.exports = function(grunt) {
                     let c = rawstr;
                     
                     if ( options.uglify ) {
-                        const uglstr = UglifyJS.minify(rawstr);
+                        const opts = {
+                            output: {
+                                comments: false,
+                                beautify: false,
+                            },
+                            mangle: false,
+                            compress: false,
+                        };
+                        const uglstr = UglifyJS.minify(rawstr, opts);
                         if ( uglstr.error == undefined ) 
                             c = uglstr.code;
                         else grunt.log.error("uglify error " + uglstr.code);