diff --git a/lib/PayPal/Core/PayPalHttpConfig.php b/lib/PayPal/Core/PayPalHttpConfig.php
index 3864a96..6bd4454 100644
--- a/lib/PayPal/Core/PayPalHttpConfig.php
+++ b/lib/PayPal/Core/PayPalHttpConfig.php
@@ -19,7 +19,7 @@ class PayPalHttpConfig
      * @var array
      */
     public static $defaultCurlOptions = array(
-        CURLOPT_SSLVERSION => 1,
+        CURLOPT_SSLVERSION => 6,
         CURLOPT_CONNECTTIMEOUT => 10,
         CURLOPT_RETURNTRANSFER => TRUE,
         CURLOPT_TIMEOUT => 60,    // maximum number of seconds to allow cURL functions to execute