diff --git a/payment/uc_authorizenet/uc_authorizenet.module b/payment/uc_authorizenet/uc_authorizenet.module
index b36d750..d2aace3 100644
--- a/payment/uc_authorizenet/uc_authorizenet.module
+++ b/payment/uc_authorizenet/uc_authorizenet.module
@@ -8,7 +8,7 @@
  */
 
 define('UC_AUTHORIZENET_TEST_GATEWAY_URL', 'https://test.authorize.net/gateway/transact.dll');
-define('UC_AUTHORIZENET_LIVE_GATEWAY_URL', 'https://secure.authorize.net/gateway/transact.dll');
+define('UC_AUTHORIZENET_LIVE_GATEWAY_URL', 'https://secure2.authorize.net/gateway/transact.dll');
 
 /**
  * Implements hook_menu().