On Wed, 5 Aug 2020 at 10:22, Graham Inggs <ginggs@debian.org> wrote: > How about adding > > Breaks: python3-cryptography (<< 3) > > to python3-cryptography-vectors? It would need to be: Breaks: python3-cryptography (<< 3.0~), python3-cryptography (>= 3.0.1~) I guess. I'll give it a try and see what happens.