diff --git a/src/Util/Xml.php b/src/Util/Xml.php
index a88a834abb..8be1478edb 100644
--- a/src/Util/Xml.php
+++ b/src/Util/Xml.php
@@ -5,6 +5,9 @@
  */
 namespace Friendica\Util;
 
+use DomXPath;
+use SimpleXmMLElement;
+
 /**
  * @brief This class contain methods to work with XML data
  */