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$ brew info tmux tmux: stable 2.3 (bottled), HEAD Terminal multiplexer https://tmux.github.io/ /usr/local/Cellar/tmux/2.2 (9 files, 639.8K) Poured from bottle on 2016-09-30 at 12:01:37 /usr/local/Cellar/tmux/2.3 (9 files, 650.5K) Poured from bottle on 2016-10-03 at 10:12:30 /usr/local/Cellar/tmux/2.3_1 (10 files, 652.4K) * Poured from bottle on 2016-10-13 at 22:59:50 From: https://github.com/Homebrew/homebrew-core/blob/master/Formula/tmux.rb ==> Dependencies Build: pkg-config ✔ Required: libevent ✔, utf8proc ✔ ==> Caveats Example configuration has been installed to: /usr/local/opt/tmux/share/tmux Bash completion has been installed to: /usr/local/etc/bash_completion.d
[warn] kq_init: detected broken kqueue; not using.: File exists
$ brew uninstall --force tmux $ brew install --HEAD tmux