diff --git a/front-end/gulpfile.js b/front-end/gulpfile.js
index de19324..2196328 100644
--- a/front-end/gulpfile.js
+++ b/front-end/gulpfile.js
@@ -13,7 +13,7 @@ var autoprefixer = require('gulp-autoprefixer'),
     merge = require('merge-stream'),
     nunjucksRender = require('gulp-nunjucks-render'),
     plumber = require('gulp-plumber'),
-    prettify = require('gulp-prettify')
+    prettify = require('gulp-prettify'),
     runSequence = require('run-sequence').use(gulp),
     sass = require('gulp-sass'),
     sourcemaps = require('gulp-sourcemaps'),