Fiction books are weakly represented in the German Reference Corpus DeReKo (Kupietz et al. 2010, 2018). This is primarily due to the tremendously higher costs associated with licensing and converting raw fiction data into TEI-encoded XML format, compared to newspaper articles (Kupietz et al. 2014, p. 2). In the following, we discuss how we addressed these challenges and successfully created a large extensible corpus of recent fiction books.