Brendan Tildesley <brendan.tildesley@openmailbox.org> writes:

> Subject: [PATCH 01/12] gnu: Update Calibre to 2.85.1

This should say "gnu: calibre: Update to 2.85.1."

> * gnu/packages/ebooks.scm (calibre): Bump version number to 2.85.1

And here "Update to 2.85.1.". When in doubt, see commit log ;-)