diff --git a/src/Api/Transaction/Transaction.php b/src/Api/Transaction/Transaction.php
index 667ae74d..1f0d0a66 100644
--- a/src/Api/Transaction/Transaction.php
+++ b/src/Api/Transaction/Transaction.php
@@ -30,5 +30,5 @@ class Transaction extends Api
     /**
      * @var int the version of the api
      */
-    protected $version = 8;
+    protected $version = 12;
 }
\ No newline at end of file