[gegenschall]

If you're on Arch, you might want to think about using dash as your /usr/bin/sh after updating, see [0].

[0] https://wiki.archlinux.org/index.php/Dash

[caust1c]

Also make sure your mirror is up to date. When I updated this morning, osuosl was out of date (and still is as of this comment: https://www.archlinux.org/mirrors/osuosl.org/125/)