diff --git a/gulpfile.js b/gulpfile.js
index 35220c94..4abcfafa 100644
--- a/gulpfile.js
+++ b/gulpfile.js
@@ -1,8 +1,10 @@
 'use strict';
 
 var gulp = require('gulp');
+var pump = require('pump');
 var sass = require('gulp-sass');
 var brotli = require('gulp-brotli');
+var uglify = require('gulp-uglify');
 var zopfli = require('gulp-zopfli');
 var sourcemaps = require('gulp-sourcemaps');
 var autoprefixer = require('gulp-autoprefixer');
@@ -17,8 +19,13 @@ gulp.task('sass', function () {
 });
 
 gulp.task('js-assets', function () {
-    return gulp.src(['resources/assets/js/**/*'])
-        .pipe(gulp.dest('./public/assets/js'));
+    //return gulp.src(['resources/assets/js/**/*'])
+    //    .pipe(gulp.dest('./public/assets/js'));
+    pump([
+        gulp.src(['resources/assets/js/**/*']),
+        uglify({outSourceMap: 'out.js.map'}),
+        gulp.dest('./public/assets/js')
+    ]);
 });
 
 gulp.task('bower', function () {
diff --git a/package.json b/package.json
index 26d366d5..31ba3f44 100644
--- a/package.json
+++ b/package.json
@@ -9,9 +9,11 @@
     "gulp-brotli": "^1.0.1",
     "gulp-sass": "^2.3.2",
     "gulp-sourcemaps": "^1.6.0",
+    "gulp-uglify": "^2.0.0",
     "gulp-zopfli": "^1.0.0",
     "lint-staged": "^1.0.1",
     "pre-commit": "^1.1.3",
+    "pump": "^1.0.1",
     "stylelint": "^6.6.0",
     "stylelint-config-standard": "^9.0.0"
   },