yo lemme see what version of the heroku gem i have installed.

gistfile1.txt

$ heroku --version
 !    `--version` is not a heroku command.
 !    Perhaps you meant `version`.
 !    See `heroku help` for additional details.
~$ heroku -V
 !    `-V` is not a heroku command.
 !    Perhaps you meant `-h`.
 !    See `heroku help` for additional details.
~$ heroku -version
 !    `-version` is not a heroku command.
 !    Perhaps you meant `version`.
 !    See `heroku help` for additional details.
~$ heroku -v
 !    `-v` is not a heroku command.
 !    Perhaps you meant `-h`.
 !    See `heroku help` for additional details.
~$ gem list heroku

*** LOCAL GEMS ***

heroku (2.17.0, 2.14.0, 2.4.0)

And 5 minutes later I think heroku version! :\

heroku/legacy-cli@e03734e