diff --git a/node_modules/grunt-contrib-copy/tasks/copy.js b/node_modules/grunt-contrib-copy/tasks/copy.js
index bdb476c..c9c3c65 100644
--- a/node_modules/grunt-contrib-copy/tasks/copy.js
+++ b/node_modules/grunt-contrib-copy/tasks/copy.js
@@ -34,7 +34,7 @@ module.exports = function(grunt) {
     };
 
     var detectDestType = function(dest) {
-      if (grunt.util._.endsWith(dest, '/')) {
+      if (dest.endsWith('/')) {
         return 'directory';
       } else {
         return 'file';