diff --git a/phpgwapi/js/dhtmlxtree/css/dhtmlxtree.css b/phpgwapi/js/dhtmlxtree/css/dhtmlXTree.css
similarity index 100%
rename from phpgwapi/js/dhtmlxtree/css/dhtmlxtree.css
rename to phpgwapi/js/dhtmlxtree/css/dhtmlXTree.css