The single most common causes of a broken Kali Linux installation are following unofficial advice. We need to edit your sources.list file found in /etc/apt/sources.list. The following post aims to clarify what repositories should exist and when they should be used. Kali Rolling users are expected to have the. following entries in their. sources.list: Repos to kali:kali-rolling is our current active repository since the release of Kali 2016.1.1.”]
Source: https://gbhackers.com/kali-source-list-repositories/