The 30-year-old Lille player announced his own signature via Instagram on Friday, before the club confirmed the deal to the Courier Mail on Saturday.
Monaco 7/1 to win Ligue 1
A post shared by Eric Bautheac (@bautheaceric) on Sep 8, 2017 at 4:04am PDT
Bautheac played in 13 of Lille’s Ligue 1 matches last season, and also appeared for the club in the Europa League.
He also has French top-flight experience at Nice and Dijon.