diff --git a/lib/Unirest/HttpMethod.php b/lib/Unirest/HttpMethod.php
index d2352d2..d6b9c99 100644
--- a/lib/Unirest/HttpMethod.php
+++ b/lib/Unirest/HttpMethod.php
@@ -1,4 +1,4 @@
-<?php
+<?php namespace Unirest;
 class HttpMethod
 {
 	const DELETE = "DELETE";
@@ -6,4 +6,4 @@ class HttpMethod
 	const POST = "POST";
 	const PUT = "PUT";
 	const PATCH = "PATCH";
-}
\ No newline at end of file
+}
diff --git a/lib/Unirest/HttpResponse.php b/lib/Unirest/HttpResponse.php
index 5ca737d..6fff26d 100644
--- a/lib/Unirest/HttpResponse.php
+++ b/lib/Unirest/HttpResponse.php
@@ -1,4 +1,4 @@
-<?php
+<?php namespace Unirest;
 class HttpResponse
 {	
 	private $code;
diff --git a/lib/Unirest/Unirest.php b/lib/Unirest/Unirest.php
index 5b12841..37a1bc4 100644
--- a/lib/Unirest/Unirest.php
+++ b/lib/Unirest/Unirest.php
@@ -1,4 +1,4 @@
-<?php
+<?php namespace Unirest;
 class Unirest
 {
 	/**