diff --git a/Gruntfile.js b/Gruntfile.js
index c570eb7e63..7a4ced7606 100644
--- a/Gruntfile.js
+++ b/Gruntfile.js
@@ -103,7 +103,6 @@ module.exports = function(grunt) {
 					'wp-includes/js/mediaelement/wp-mediaelement.js',
 					'wp-includes/js/plupload/handlers.js',
 					'wp-includes/js/plupload/wp-plupload.js',
-					'wp-includes/js/tinymce/langs/wp-langs-en.js',
 					'wp-includes/js/tinymce/plugins/wordpress/editor_plugin_src.js',
 					'wp-includes/js/tinymce/plugins/wp*/editor_plugin_src.js',
 					'wp-includes/js/tinymce/mark_loaded_src.js',