---
syntax: markdown
tags: [tldr, common]
source: https://github.com/tldr-pages/tldr.git
---
# brew update

> Fetch the newest version of Homebrew and all formulae from GitHub using `git` and perform any necessary migrations.
> To upgrade all installed formulae, use `brew upgrade`.
> More information: <https://docs.brew.sh/Manpage#update-up-options>.

- Fetch the newest version of Homebrew and all formulae:

`brew update`
