diff --git a/src/MD_STD.php b/src/MD_STD.php
index 7a3a562..6c8517b 100644
--- a/src/MD_STD.php
+++ b/src/MD_STD.php
@@ -302,10 +302,11 @@ final class MD_STD {
             CURLOPT_CONNECTTIMEOUT_MS => $timeout, //timeout in seconds
             CURLOPT_TIMEOUT_MS => $timeout,        //timeout in seconds
             CURLOPT_FOLLOWLOCATION => true,
-            CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_2_0,
             // CURLOPT_COOKIESESSION => true,
             CURLOPT_AUTOREFERER => true,
             CURLOPT_USERAGENT => 'Mozilla/5.0 (Windows NT 6.1; WOW64; rv:10.0.2) Gecko/20100101 Firefox/10.0.2',
+            CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_2_0,
+            CURLOPT_TCP_FASTOPEN => true,
         ]);
 
         /*