diff --git a/Gruntfile.js b/Gruntfile.js
index 75da245..d93c7b3 100644
--- a/Gruntfile.js
+++ b/Gruntfile.js
@@ -103,6 +103,9 @@ module.exports = function(grunt) {
             ['assets/css/main.min.css']
           ]
         },
+        extra: {
+          shiv: false
+        },
         uglify: true,
         parseFiles: true
       }