diff --git a/lib/SAML2/XML/Chunk.php b/lib/SAML2/XML/Chunk.php
index fb4792867baab5632c8bdeeb0cd487a5a098b879..9f614d3dc180547ddcb2f0b7b00fd71115336fce 100644
--- a/lib/SAML2/XML/Chunk.php
+++ b/lib/SAML2/XML/Chunk.php
@@ -98,7 +98,7 @@ class SAML2_XML_Chunk {
 			$this->xmlString = $this->xml->ownerDocument->saveXML($this->xml);
 		}
 
-		return array('xmlString');
+		return array('xmlString', 'localName', 'namespaceURI');
 	}
 
 }