diff --git a/lib/classes/API/V1/adapter.class.php b/lib/classes/API/V1/adapter.class.php
index 6f441d10b8..9747bfc729 100644
--- a/lib/classes/API/V1/adapter.class.php
+++ b/lib/classes/API/V1/adapter.class.php
@@ -25,7 +25,7 @@ class API_V1_adapter extends API_V1_Abstract
      *
      * @var string
      */
-    protected $version = '1.2';
+    protected $version = '1.3';
 
     /**
      * Appbox where the API works