There’s a new (bug fix) version of Org Mode out:
#orgmode #emacs 9.0.5, a minor bugfix release, it out. Enjoy!
— Bastien Guerry (@bzg2) February 10, 2017
At the time of this post, it’s not yet in Melpa but doubtless will be soon.
UPDATE : I just refreshed my packages and version 9.0.5 is in Melpa now.