diff --git a/src/xercesc/dom/impl/DOMNodeImpl.cpp b/src/xercesc/dom/impl/DOMNodeImpl.cpp
index 437f777cb0b2890ebb34a1c3a304e59271dcd2cc..c9154b2d322512253004df140a669a0833d19a4b 100644
--- a/src/xercesc/dom/impl/DOMNodeImpl.cpp
+++ b/src/xercesc/dom/impl/DOMNodeImpl.cpp
@@ -505,7 +505,6 @@ const XMLCh* DOMNodeImpl::lookupNamespacePrefix(const XMLCh* namespaceURI,
 
     switch (type) {
     case DOMNode::ELEMENT_NODE: {
-        const XMLCh* ns = thisNode->getNamespaceURI(); // to flip out children
         return lookupNamespacePrefix(namespaceURI, useDefault, (DOMElement*)thisNode);
     }
     case DOMNode::DOCUMENT_NODE:{
@@ -924,9 +923,6 @@ bool DOMNodeImpl::isDefaultNamespace(const XMLCh* namespaceURI) const{
             }
         }
 
-        const XMLCh *ns = getNamespaceURI();
-        const XMLCh *prefix = getPrefix();
-
         if (thisNode->hasAttributes()) {
             DOMElement *elem = (DOMElement *)thisNode;
             DOMNode *attr = elem->getAttributeNodeNS(s_xmlnsURI, s_xmlns);