Index: branches/5.2.x/core/ckeditor/ckfinder/core/connector/php/php5/CommandHandler/RenameFolder.php
===================================================================
diff -u -N -r15042 -r15316
--- branches/5.2.x/core/ckeditor/ckfinder/core/connector/php/php5/CommandHandler/RenameFolder.php	(.../RenameFolder.php)	(revision 15042)
+++ branches/5.2.x/core/ckeditor/ckfinder/core/connector/php/php5/CommandHandler/RenameFolder.php	(.../RenameFolder.php)	(revision 15316)
@@ -3,7 +3,7 @@
  * CKFinder
  * ========
  * http://ckfinder.com
- * Copyright (C) 2007-2011, CKSource - Frederico Knabben. All rights reserved.
+ * Copyright (C) 2007-2012, CKSource - Frederico Knabben. All rights reserved.
  *
  * The software, this file and its contents are subject to the CKFinder
  * License. Please read the license.txt file before using, installing, copying,
@@ -67,7 +67,7 @@
         }
         $resourceTypeInfo = $this->_currentFolder->getResourceTypeConfig();
 
-        if (!CKFinder_Connector_Utils_FileSystem::checkFileName($newFolderName) || $resourceTypeInfo->checkIsHiddenFolder($newFolderName)) {
+        if (!CKFinder_Connector_Utils_FileSystem::checkFolderName($newFolderName) || $resourceTypeInfo->checkIsHiddenFolder($newFolderName)) {
             $this->_errorHandler->throwError(CKFINDER_CONNECTOR_ERROR_INVALID_NAME);
         }