In this paper, the challenges that school librarians face in the digital age are examined. Technological development has greatly affected the business of school libraries. The usage of new technologies in the school library offers new possibilities in offering advanced services. Considering the claim that the school library is the fundamental basis for the functioning of a successful school, its tasks, the type of build prescribed by the plan and programme of the school as well as who are the users of the school library are explained. Especially emphasized is the role of the school librarian as an informational expert who offers support to the educational process. In addition, digital technologies are present in all aspects of human activities, and the priority of the school librarian is to perfect their knowledge to successfully implement digital technologies in the work of the school library. This implies computer equipment in the school library, a quality network system rather than a classic website, that is regularly updated and contains online catalogs and an electronic build and offers opportunities in accordance with the web 2.0. The advanced usage of the web 2.0 makes the school librarian's job easier, offers them easier communication with its users (e.g. using social networks) and the advancement of library services in general. Furthermore, web 2.0 tools are mentioned that give traditional services a new, contemporary shape. In the paper, the pandemic is mentioned as a challenge for the school librarian in an online environment.