diff --git a/lib/ilias_interface/IliasUser.class.php b/lib/ilias_interface/IliasUser.class.php
index 5737e65b8f3b1ffcca3820890092c4a3e1682734..426de8098259c7c35e7ad43440e6d9b83f92485e 100644
--- a/lib/ilias_interface/IliasUser.class.php
+++ b/lib/ilias_interface/IliasUser.class.php
@@ -171,7 +171,7 @@ class IliasUser
         // data for user-account in ILIAS
         $user_data['id'] = $this->id;
         $user_data['login'] = $this->studip_login;
-        $user_data['passwd'] = $this->external_password;
+        $user_data['passwd'] = md5(uniqid()); //never gets used, only to ensure correct entry in ilias db
         $user_data['firstname'] = $this->firstname;
         $user_data['lastname'] = $this->lastname;
         $user_data['title'] = $this->title;