diff --git a/lib/Paymill/Request.php b/lib/Paymill/Request.php
index ff98db5..3d2c973 100644
--- a/lib/Paymill/Request.php
+++ b/lib/Paymill/Request.php
@@ -12,7 +12,7 @@
 
 /**
  * Base
- * @version 3.1.0
+ * @version 3.0.6
  */
 class Request
 {
@@ -35,7 +35,7 @@ class Request
     /**
      * @var string
      */
-    private $_version = "3.1.0";
+    private $_version = "3.0.6";
 
     /**
      * @var string