diff --git a/Gruntfile.js b/Gruntfile.js
index 6dfb466..d002718 100644
--- a/Gruntfile.js
+++ b/Gruntfile.js
@@ -26,13 +26,11 @@ module.exports = function(grunt) {
     },
 
     // Minify CSS
-    csso: {
-      dist: {
-        files: {
-          // Output compressed CSS to style.min.css
-          'animate.min.css': ['animate.css']
-        }
-      }
+    cssmin: {
+      minify: {
+        src: ['animate.css'],
+        dest: 'animate.min.css',
+      },
     },
 
     // Watch files for changes
@@ -41,10 +39,10 @@ module.exports = function(grunt) {
         files: [
           'source/**/*',
           '!node_modules',
-          '.animate-config.json'
+          'animate-config.json'
         ],
         // Run Sass, autoprefixer, and CSSO
-        tasks: ['concat-anim', 'autoprefixer', 'csso'],
+        tasks: ['concat-anim', 'autoprefixer', 'cssmin'],
       }
     }
 
@@ -54,11 +52,11 @@ module.exports = function(grunt) {
   grunt.loadNpmTasks('grunt-contrib-watch');
   grunt.loadNpmTasks('grunt-contrib-concat');
   grunt.loadNpmTasks('grunt-autoprefixer');
-  grunt.loadNpmTasks('grunt-csso');
-  grunt.registerTask('default', ['watch']);
+  grunt.loadNpmTasks('grunt-contrib-cssmin');
+  grunt.registerTask('default', ['concat-anim', 'autoprefixer', 'cssmin', 'watch']);
 
   grunt.registerTask('concat-anim', 'Concatenates activated animations', function () {
-    var config = grunt.file.readJSON('.animate-config.json'),
+    var config = grunt.file.readJSON('animate-config.json'),
         target = [ 'source/_base.css' ],
         count = 0
 
diff --git a/README.md b/README.md
index b6fbb0c..3943e21 100644
--- a/README.md
+++ b/README.md
@@ -44,7 +44,7 @@ $ cd path/to/animate.css/
 $ sudo npm install
 ```
 
-Next, run `grunt watch` to watch for changes and compile your custom builds. For example, if you want only some of the the “attention seekers”, simply edit the `.animate-config.json` file to select only the animations you want to use.
+Next, run `grunt watch` to watch for changes and compile your custom builds. For example, if you want only some of the the “attention seekers”, simply edit the `animate-config.json` file to select only the animations you want to use.
 
 ```javascript
 "attention_seekers": {
diff --git a/.animate-config.json b/animate-config.json
similarity index 99%
rename from .animate-config.json
rename to animate-config.json
index 3f4ae95..e21f369 100644
--- a/.animate-config.json
+++ b/animate-config.json
@@ -95,4 +95,4 @@
     "rollOut": true
   }
 
-}
+}
\ No newline at end of file
diff --git a/bower.json b/bower.json
index 90bd8c0..cf6c7de 100644
--- a/bower.json
+++ b/bower.json
@@ -1,5 +1,5 @@
 {
   "name": "animate.css",
-  "version": "3.0.0",
+  "version": "3.1.0",
   "main": "./animate.css"
 }
diff --git a/package.json b/package.json
index 32960a6..4af2988 100644
--- a/package.json
+++ b/package.json
@@ -7,6 +7,7 @@
     "grunt-contrib-sass": "~0.5.0",
     "grunt-contrib-watch": "~0.5.3",
     "grunt-csso": "~0.5.0",
-    "grunt-contrib-concat": "~0.3.0"
+    "grunt-contrib-concat": "~0.3.0",
+    "grunt-contrib-cssmin": "~0.8.0"
   }
 }