The crime series made the announcement on social media today saying, "We need to talk more subjects".
It's no surprise that Mindhunter was renewed, with the series receiving positive reviews when it debuted on Netflix in October.
If you haven't seen it yet, the show is set in the 1970s and follows two FBI agents as they explore the psychology of killers.
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Mindhunter season 1 is streaming on Netflix now.