TokenXMLExpressionIterator with inheritNamespaceToken creates duplicate default namespace definition

from("file:target/pair?initialDelay=0&delay=10")
                    // split the order child tags, and inherit namespaces from the orders root tag
                    .split().tokenizeXML("order", "orders")
                        .to("mock:split");

<orders xmlns="http:acme.com"> 
 <order xmlns="http:acme.com" id="1">Camel in Action</order>
 <order id="2">ActiveMQ in Action</order>
 <order id="3">DSL in Action</order>
</orders>"

<order xmlns="http:acme.com" id="1" xmlns="http:acme.com">Camel in Action</order>

 <order xmlns="http:acme.com" id="1">Camel in Action</order>