diff --git a/lib/CurlRequest.php b/lib/CurlRequest.php
index eb59477..f9cd242 100644
--- a/lib/CurlRequest.php
+++ b/lib/CurlRequest.php
@@ -47,6 +47,8 @@ protected static function init($url, $httpHeaders = array())
         //Return the transfer as a string
         curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
 
+        curl_setopt($ch, CURLOPT_USERAGENT, 'PHPClassic/PHPShopify');
+
         $headers = array();
         foreach ($httpHeaders as $key => $value) {
             $headers[] = "$key: $value";
@@ -160,4 +162,4 @@ protected static function processRequest($ch)
         return $output;
     }
     
-}
\ No newline at end of file
+}