diff --git a/Gruntfile.js b/Gruntfile.js
index bc7d009f0a..7d39d25ecd 100644
--- a/Gruntfile.js
+++ b/Gruntfile.js
@@ -170,7 +170,7 @@ module.exports = function (grunt) {
         compatibility: 'ie9',
         keepSpecialComments: '*',
         sourceMap: true,
-        sourceMapInlineSources: true,
+        // sourceMapInlineSources: true,
         advanced: false
       },
       core: {