Source: activemq-protobuf Version: 1.1-5 Severity: normal User: debian-java at lists.debian.org Usertags: default-java9 Tags: patch This package fails to build with default-jdk pointing to openjdk-9-jdk. I have submitted a patch to upstream: https://issues.apache.org/jira/browse/AMQ-6795 Cheers, Chris.