Cannot find symbol javax.xml.bind.annotation.adapters.XmlJavaTypeAdapter$DEFAULT

When running the wsprovide (cxf flavor, thus java2ws) on a SEI containing the @XmlJavaTypeAdapter annotation, we get the following error:

/home/alessio/dati/apache-cxf-2.1.3/bin/output/org/jboss/test/ws/jaxws/smoke/tools/jaxws/ProcessCustomResponse.java:10: cannot find symbol
symbol : class XmlJavaTypeAdapter$DEFAULT
location: package javax.xml.bind.annotation.adapters
import javax.xml.bind.annotation.adapters.XmlJavaTypeAdapter$DEFAULT;