I received a couple of reports that achievements were not triggering and I think I figured out why. You'll have to retrigger them, which in some cases it may require a fresh save. Sorry for the inconvenience.
-Molter
Fix for Minutescape 1.2 achievements not working
Source: Steam Community (opens in a new tab)
Build and release context
Steam update times within 24 hours of this post. Matching dates do not confirm which build it describes.
Build 18307467 · ver1.1 branch
Steam updated · First observed