When does A Discovery of Witches return?

A Discovery of Witches is a British fantasy television series based on the All Souls Trilogy. It stars Teresa Palmer and Matthew Goode as a witch and a vampire who must learn about and fend off magical creatures. The eight-episode first series premiered weekly in the UK on Sky One from 14 September 2018. The programme received generally positive reviews, with praise for the chemistry between the main characters.
Diana Bishop discovers a bewitched manuscript in Oxford's Bodleian Library. She is offered help by a mysterious geneticist and vampire Matthew Clairmont. Despite a long-held mistrust between witches and vampires, they form an alliance and set out to protect the book.