diff --git a/README.md b/README.md
index 9e174c8..030dc8b 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 # grunt-wkhtmltopdf
 
-A simple [Grunt][grunt] task that uses [wkhtmltopdf][wkhtmltopdf] to convert HTML files to PDF.
+A simple [Grunt][grunt] multitask that uses [wkhtmltopdf][wkhtmltopdf] to convert HTML files to PDF.
 Convertion to PDF takes care of `@media print` CSS rules and preserves links to remote web pages.
 
 ## Getting Started
@@ -32,18 +32,24 @@ grunt.loadNpmTasks('grunt-wkhtmltopdf');
 [getting_started]: https://github.com/cowboy/grunt/blob/master/docs/getting_started.md
 
 ## Documentation
-Simply add the following to your gruntfile:
+Simply add task definition in your gruntfile. See the folllowing example:
 
 ```javascript
     //...
     wkhtmltopdf: {
-      src: 'path/to/some/html/file/*.html',
-      dest: 'pdf/output/'
+      dev: {
+        src: 'path/to/some/html/file/*.html',
+        dest: 'pdf/output/'
+      },
+      prod: {
+        src: 'path/to/some/html/file/*.html',
+        dest: 'pdf/output/'
+      }
     },
     //...
 ```
 
-Then run `grunt wkhtmltopdf` or use it as any other grunt task. Every `html` file in your `path/to/some/html/file/` folder will be turned into a PDF and saved to `pdf/output/` folder.
+Run `grunt wkhtmltopdf` to execute all the targets or `grunt wkhtmltopdf:targetname` to execute a specific target. Every `html` file defined by the `src` parameter will be turned into a PDF and saved to `dest` folder.
 
 ## Contributing
 In lieu of a formal styleguide, take care to maintain the existing coding style. Add unit tests for any new or changed functionality. Lint and test your code using [grunt][grunt].
@@ -51,6 +57,8 @@ In lieu of a formal styleguide, take care to maintain the existing coding style.
 ## Release History
 
  - *v0.1.0*: First Release
+ - *v0.2.0*: Fixed compatibility with grunt 0.4 
+ - *v0.3.0*: grunt-wkhtmltopdf is now a multi-task
 
 ## License
 Copyright (c) 2012 Olivier Audard  
diff --git a/package.json b/package.json
index 21181de..a677a37 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "grunt-wkhtmltopdf",
   "description": "Grunt Task that uses wkhtmltopdf to convert HTML files to PDF",
-  "version": "0.2.0",
+  "version": "0.3.0",
   "homepage": "http://www.dhar.fr/grunt-wkhtmltopdf/",
   "author": {
     "name": "Olivier Audard",
diff --git a/tasks/wkhtmltopdf.js b/tasks/wkhtmltopdf.js
index ec0e2ec..ee673be 100644
--- a/tasks/wkhtmltopdf.js
+++ b/tasks/wkhtmltopdf.js
@@ -16,14 +16,10 @@ module.exports = function(grunt) {
   // ==========================================================================
   var helper = require('./lib/wkhtmltopdf-lib').init(grunt);
 
-  grunt.registerTask('wkhtmltopdf', 'Your task description goes here.', function() {
-    grunt.config.requires('wkhtmltopdf.src');
-    grunt.config.requires('wkhtmltopdf.dest');
+  grunt.registerMultiTask('wkhtmltopdf', 'Your task description goes here.', function() {
 
-    var conf = grunt.config('wkhtmltopdf');
-
-    var htmlFiles = grunt.file.expandFiles(conf.src),
-        dest = (conf.dest && conf.dest !== '') ? conf.dest + '/' : '';
+    var htmlFiles = grunt.file.expandFiles(this.file.src),
+        dest = (this.file.dest && this.file.dest !== '') ? this.file.dest + '/' : '';
 
     grunt.log.writeln("pdf output is: " + dest);