I think they said it's coming in a future update.
They said it here:
- https://innersloth.itch.io/among-us/devlog/192737/small-patch-and-small-roadmap
- https://innersloth.itch.io/among-us/devlog/181107/the-future-of-among-us
- https://innersloth.itch.io/among-us/devlog/171026/among-us-2