diff --git a/presentation/lookAndFeel/knowledgeTree/documentmanagement/addDocumentLinkBL.php b/presentation/lookAndFeel/knowledgeTree/documentmanagement/addDocumentLinkBL.php
index 208a31f..802ec56 100644
--- a/presentation/lookAndFeel/knowledgeTree/documentmanagement/addDocumentLinkBL.php
+++ b/presentation/lookAndFeel/knowledgeTree/documentmanagement/addDocumentLinkBL.php
@@ -38,7 +38,7 @@ if (checkSession()) {
 	require_once("$default->fileSystemRoot/lib/documentmanagement/DocumentLink.inc");
 	require_once("$default->fileSystemRoot/lib/visualpatterns/PatternCustom.inc");
 	require_once("$default->fileSystemRoot/lib/security/Permission.inc");
-    require_once("$default->fileSystemRoot/lib/linktypes/LinkType.inc");
+    require_once("$default->fileSystemRoot/lib/documentmanagement/LinkType.inc");
 	require_once("$default->fileSystemRoot/presentation/Html.inc");
 	require_once("$default->fileSystemRoot/lib/foldermanagement/Folder.inc");
 	require_once("documentUI.inc");