diff --git a/Gruntfile.js b/Gruntfile.js
index <HASH>..<HASH> 100644
--- a/Gruntfile.js
+++ b/Gruntfile.js
@@ -29,7 +29,7 @@ module.exports = function(grunt) {
     uglify: {
       options: {
         mangle: true,
-        compress: true
+        compress: {}
       },
       uglified_build: {
         files: {
type of setting changed in grunt-contrib-uglify