use 'dch -i' to create a new changelog entry, that is what changes the version
Then create a debdiff with 'debdiff <your_new>.dsc <current_ubuntu>.dsc' and attach here
use 'dch -i' to create a new changelog entry, that is what changes the version
Then create a debdiff with 'debdiff <your_new>.dsc <current_ ubuntu> .dsc' and attach here