diff --git a/lib/Bitbucket/API/Http/Client.php b/lib/Bitbucket/API/Http/Client.php
index 58ce91a..8c67def 100644
--- a/lib/Bitbucket/API/Http/Client.php
+++ b/lib/Bitbucket/API/Http/Client.php
@@ -33,7 +33,7 @@ class Client implements ClientInterface
         'api_versions'  => array('1.0', '2.0'),     // supported versions
         'format'        => 'json',
         'formats'       => array('json', 'xml'),    // supported response formats
-        'user_agent'    => 'bitbucket-api-php/0.5.1 (https://bitbucket.org/gentlero/bitbucket-api)',
+        'user_agent'    => 'bitbucket-api-php/0.5.2 (https://bitbucket.org/gentlero/bitbucket-api)',
         'timeout'       => 10,
         'verify_peer'   => false
     );
diff --git a/test/Bitbucket/Tests/API/Http/ClientTest.php b/test/Bitbucket/Tests/API/Http/ClientTest.php
index 98dac53..cf74452 100644
--- a/test/Bitbucket/Tests/API/Http/ClientTest.php
+++ b/test/Bitbucket/Tests/API/Http/ClientTest.php
@@ -91,7 +91,10 @@ public function testShouldDoPostRequestWithContentAndReturnResponseInstance()
 
         $this->assertInstanceOf('\Buzz\Message\MessageInterface', $response);
         $this->assertEquals('1=2', $client->getLastRequest()->getContent());
-        $this->assertEquals( array('User-Agent: tests', '4'), $client->getLastRequest()->getHeaders() );
+        $this->assertEquals(
+            array('User-Agent: tests', '4', 'Content-Type: application/x-www-form-urlencoded'),
+            $client->getLastRequest()->getHeaders()
+        );
     }
 
     public function testShouldDoPutRequestAndReturnResponseInstance()