diff --git a/libxsd/xsd/cxx/tree/serialization.txx b/libxsd/xsd/cxx/tree/serialization.txx
index 055f603..2f61eb2 100644
--- a/libxsd/xsd/cxx/tree/serialization.txx
+++ b/libxsd/xsd/cxx/tree/serialization.txx
@@ -99,17 +99,15 @@ namespace xsd
         {
           // Clone the contents of the element.
           //
-          using namespace xercesc;
-
-          DOMDocument& doc (*e.getOwnerDocument ());
-          const DOMElement& se (x.dom_content ().get ());
-          DOMNamedNodeMap& sa (*se.getAttributes ());
+          xercesc::DOMDocument& doc (*e.getOwnerDocument ());
+          const xercesc::DOMElement& se (x.dom_content ().get ());
+          xercesc::DOMNamedNodeMap& sa (*se.getAttributes ());
 
           for (XMLSize_t i (0), n (sa.getLength ()); i != n; ++i)
             e.setAttributeNode (
-              static_cast<DOMAttr*> (doc.importNode (sa.item (i), true)));
+              static_cast<xercesc::DOMAttr*> (doc.importNode (sa.item (i), true)));
 
-          for (DOMNode* sn (se.getFirstChild ());
+          for (xercesc::DOMNode* sn (se.getFirstChild ());
                sn != 0;
                sn = sn->getNextSibling ())
             e.appendChild (doc.importNode (sn, true));