diff --git a/app/templates/Gruntfile.js b/app/templates/Gruntfile.js
index d2451fc..e7e3ffd 100644
--- a/app/templates/Gruntfile.js
+++ b/app/templates/Gruntfile.js
@@ -51,7 +51,7 @@ module.exports = function (grunt) {
                 files: [
                     '<%%= yeoman.app %>/*.html',
                     '{.tmp,<%%= yeoman.app %>}/styles/{,*/}*.css',
-                    '{.tmp,<%%= yeoman.app %>}/scripts/{,*/}*.{js,coffee}',
+                    '{.tmp,<%%= yeoman.app %>}/scripts/{,*/}*.js',
                     '<%%= yeoman.app %>/images/{,*/}*.{png,jpg,jpeg,gif,webp}',
                     '<%%= yeoman.app %>/scripts/templates/*.{ejs,mustache,hbs}',
                     'test/spec/**/*.js'