diff --git a/grunt/bs-raw-files-generator.js b/grunt/bs-raw-files-generator.js
index 255508b7fd..8f004ce3e3 100644
--- a/grunt/bs-raw-files-generator.js
+++ b/grunt/bs-raw-files-generator.js
@@ -1,4 +1,6 @@
 /* jshint node: true */
+/* global btoa: true */
+
 /*!
  * Bootstrap Grunt task for generating raw-files.min.js for the Customizer
  * http://getbootstrap.com
@@ -6,7 +8,7 @@
  * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
  */
 
-var btoa = require('btoa') // jshint ignore:line
+var btoa = require('btoa')
 var fs = require('fs')
 
 function getFiles(type) {