diff --git a/README.md b/README.md
index 9ebd418..6b2b605 100644
--- a/README.md
+++ b/README.md
@@ -1,25 +1,49 @@
 maksekeskus-php
 ===============
 
+#Installation
+
+## Composer
+
+``` json
+{
+    "repositories": [
+        {
+            "type": "vcs",
+            "url": "https://github.com/maksekeskus/maksekeskus-php"
+        }
+    ],
+    "require": {
+        "maksekeskus/maksekeskus-php": "v1.1"
+    }
+}
+```
+
+## Prebuilt packages
+
 Download the packaged library form the repository [releases]
 (https://github.com/maksekeskus/maksekeskus-php/releases/).
 
 Unpack it into your project folder (i.e. /htdocs/myshop/ )
-and include the libarary file ( i.e. /htdocs/myshop/Maksekeskus-1.0/Maksekeskus.php )
+and include the libarary file ( i.e. /htdocs/myshop/Maksekeskus-1.1/Maksekeskus.php )
 
 Get your API keys from [merchant.maksekeskus.ee](https://merchant.maksekeskus.ee) or [merchant-test.maksekeskus.ee](https://merchant-test.maksekeskus.ee)
 
-And off you go:
+# Example
+
 ``` php
 <?php
- include_once 'maksekeskus-1.0/Maksekeskus.php';
 
 // get your API keys from merchant-test.maksekeskus.ee or merchant.maksekeskus.ee
+require __DIR__ . '/maksekeskus-1.1/vendor/autoload.php'; //Comment this line out if you are using Composer to build your project
+
+use Maksekeskus\Maksekeskus;
+
 $shopId = '12ee0036-3719-...-9a8b-51f5770190ca';
 $KeyPublishable = '5wCSE2B2OAV6...cpe2N1kZQzCXNTe';
 $KeySecret = 'JvH2IZ6W6fvKB7W7...ea3BLWgqcfbhQKEN1w2UDrua3sWlojPGfhp';
 
-// use TRUE if working against the Test environment 
+// use TRUE if working against the Test environment
 // see https://makecommerce.net/en/for-developers/test-environment/
 $MK = new Maksekeskus($shopId,$KeyPublishable,$KeySecret,TRUE);
 
@@ -33,8 +57,6 @@ print_r($data);
 print "</pre>";
 
 ?>
-
-
 ```
 
 See more examples on https://maksekeskus.ee/api-explorer/intro.php 
diff --git a/bin/createdist.sh b/bin/createdist.sh
index 115b6d6..43d1ae6 100755
--- a/bin/createdist.sh
+++ b/bin/createdist.sh
@@ -14,10 +14,11 @@ VERSION=$1
 rm -rf maksekeskus-$VERSION
 
 mkdir maksekeskus-$VERSION/
-cp -rp lib/* maksekeskus-$VERSION/
+cp -rp lib maksekeskus-$VERSION/
+cp composer.json maksekeskus-$VERSION/
 
 cd maksekeskus-$VERSION/
-composer install
+composer install --no-dev
 rm composer.lock composer.json
 
 cd ..
diff --git a/lib/composer.json b/composer.json
similarity index 80%
rename from lib/composer.json
rename to composer.json
index 5c5ed09..68f9db8 100644
--- a/lib/composer.json
+++ b/composer.json
@@ -2,6 +2,7 @@
 {
     "name": "maksekeskus/maksekeskus-php",
     "description": "Maksekeskus PHP SDK",
+    "type": "library",
     "keywords": [
         "maksekeskus",
         "billing",
@@ -23,6 +24,9 @@
         "ext-json": "*"
     },
     "autoload": {
-      "classmap": [""]
-    }
+        "psr-4": {
+            "Maksekeskus\\": "lib/"
+        }
+    },
+    "minimum-stability": "dev"
 }
diff --git a/lib/Maksekeskus.php b/lib/Maksekeskus.php
index 1d40896..8cb2d9a 100644
--- a/lib/Maksekeskus.php
+++ b/lib/Maksekeskus.php
@@ -1,8 +1,7 @@
 <?php
+namespace Maksekeskus;
 
-// use the composer.json to install dependancies (https://getcomposer.org/)
-// autoload the composer-installed classes
-require __DIR__ . '/vendor/autoload.php';
+use Exception;
 use Httpful\Http;
 use Httpful\Request;