diff --git a/composer.json b/composer.json
new file mode 100644
index 0000000..dc7805e
--- /dev/null
+++ b/composer.json
@@ -0,0 +1,14 @@
+{
+    "name": "blockchaintest/blockchaintest",
+    "description": "Blockchain API client library",
+    "keywords": ["bitcoin", "blockchain"],
+    "homepage": ["https://blockchain.info/"],
+    "license": "MIT",
+    "autoload": {
+        "psr-4": { "": "lib/" }
+    },
+    "require": {
+        "php": ">=5.3.0",
+        "ext-curl": "*"
+    }
+}
diff --git a/lib/Blockchain.php b/lib/Blockchain.php
index 851ac84..017c73e 100644
--- a/lib/Blockchain.php
+++ b/lib/Blockchain.php
@@ -3,8 +3,8 @@
     Blockchain PHP API
     https://github.com/blockchain/api-v1-client-php/
 */
-
-require_once(__DIR__.'/Blockchain/Exceptions.php');
+    
+require_once(dirname(__FILE__).'/Blockchain/Exceptions.php');
 
 // Check if BCMath module installed
 if(!function_exists('bcscale')) {
@@ -16,13 +16,13 @@
     throw new Blockchain_Error("cURL module not installed.");
 }
 
-require_once(__DIR__.'/Blockchain/Create.php');
-require_once(__DIR__.'/Blockchain/Explorer.php');
-require_once(__DIR__.'/Blockchain/PushTX.php');
-require_once(__DIR__.'/Blockchain/Rates.php');
-require_once(__DIR__.'/Blockchain/Receive.php');
-require_once(__DIR__.'/Blockchain/Stats.php');
-require_once(__DIR__.'/Blockchain/Wallet.php');
+require_once(dirname(__FILE__).'/Blockchain/Create.php');
+require_once(dirname(__FILE__).'/Blockchain/Explorer.php');
+require_once(dirname(__FILE__).'/Blockchain/PushTX.php');
+require_once(dirname(__FILE__).'/Blockchain/Rates.php');
+require_once(dirname(__FILE__).'/Blockchain/Receive.php');
+require_once(dirname(__FILE__).'/Blockchain/Stats.php');
+require_once(dirname(__FILE__).'/Blockchain/Wallet.php');
 
 class Blockchain {
 	const URL = 'https://blockchain.info/';
@@ -45,7 +45,7 @@ public function __construct($api_code=null) {
         curl_setopt($this->ch, CURLOPT_RETURNTRANSFER, true);
         curl_setopt($this->ch, CURLOPT_CONNECTTIMEOUT, 30);
         curl_setopt($this->ch, CURLOPT_TIMEOUT, 60);
-        curl_setopt($this->ch, CURLOPT_CAINFO, __DIR__.'/Blockchain/ca-bundle.crt');
+        curl_setopt($this->ch, CURLOPT_CAINFO, dirname(__FILE__).'/Blockchain/ca-bundle.crt');
 
         $this->Create = new Create($this);
         $this->Explorer = new Explorer($this);
@@ -56,7 +56,7 @@ public function __construct($api_code=null) {
         $this->Wallet = new Wallet($this);
 	}
 
-	public function __deconstruct() {
+	public function __destruct() {
 		curl_close($this->ch);
 	}