So that these: `brename -i -p ".+(S\d\dE\d\d).+mkv" -r '$1.mkv'` `brename -i -p ".+(S\d\dE\d\d).+mp4" -r '$1.mp4'` Could become this: `brename --dont-touch-f-extensions -i -p ".+(S\d\dE\d\d).+" -r '$1'`