diff --git a/Gruntfile.js b/Gruntfile.js
index 9fb0b8d..54cc50b 100644
--- a/Gruntfile.js
+++ b/Gruntfile.js
@@ -19,14 +19,18 @@ module.exports = function(grunt) {
       }
     },
 
-    uglify: {
+    coffee: {
       options: {
-        mangle: false
+        sourceMap: true,
+        style: 'compressed'
       },
-      compile: {
-        files: {
-          'public/js/bedabin.min.js': ['assets/js/**/*.js']
-        }
+      files: {
+        expand: true,
+        flatten: true,
+        cwd: 'assets/scripts',
+        src: ['*.coffee'],
+        dest: 'public/js',
+        ext: '.js'
       }
     },
 
@@ -39,8 +43,8 @@ module.exports = function(grunt) {
           spawn: false
         }
       },
-      js: {
-        files: ['assets/js/**/*.js'],
+      coffee: {
+        files: ['assets/scripts/**/*.coffee'],
         tasks: ['uglify'],
         options: {
           atBegin: true,
@@ -53,9 +57,9 @@ module.exports = function(grunt) {
   // Load plugins.
   grunt.loadNpmTasks('grunt-contrib-watch');
   grunt.loadNpmTasks('grunt-contrib-sass');
-  grunt.loadNpmTasks('grunt-contrib-uglify');
+  grunt.loadNpmTasks('grunt-contrib-coffee');
 
   // CLI tasks.
-  grunt.registerTask('default', ['sass', 'uglify']);
+  grunt.registerTask('default', ['sass', 'coffee']);
 
 };
diff --git a/assets/js/bedabin.js b/assets/js/bedabin.js
deleted file mode 100644
index a8e0e12..0000000
--- a/assets/js/bedabin.js
+++ /dev/null
@@ -1,3 +0,0 @@
-$(document).ready(function() {
-  console.log("ready");
-});
diff --git a/assets/scripts/bedabin.coffee b/assets/scripts/bedabin.coffee
new file mode 100644
index 0000000..867c33a
--- /dev/null
+++ b/assets/scripts/bedabin.coffee
@@ -0,0 +1,2 @@
+$ ->
+  console.log('ready.')
diff --git a/package.json b/package.json
index a2970ae..5726a07 100644
--- a/package.json
+++ b/package.json
@@ -19,7 +19,7 @@
   "dependencies": {
     "grunt": "^1.5.3",
     "grunt-contrib-sass": "^2.0.0",
-    "grunt-contrib-uglify": "^5.2.2",
+    "grunt-contrib-coffee": "^2.1.0",
     "grunt-contrib-watch": "^1.1.0",
     "sass": "^1.56.1"
   }