diff --git a/config.inc.php b/config.inc.php
index 9cdf0ab..1f87ada 100644
--- a/config.inc.php
+++ b/config.inc.php
@@ -116,7 +116,7 @@
         array(
             "name" => "Western Digital",
             "filename" => "-wd-",
-            "offset_modell" => 5,
+            "offset_modell" => 3,
             "offset_version" => 4
         ),
         array(