Note on Homebrew and OS X El Capitan

Posted on Thu, 01 October 2015 in development • Tagged with development, os x, macos, homebrew

Apple released yesterday, September 30th, the new version of OS X called El Capitan. I upgraded today my both machines (iMac and MacBook Pro), and there is one issue with Homebrew, when it is installed on default location on /usr/local.

This is caused by a change in Apple’s security features, called System Integrity Protection, or SIP for short. Basically SIP prevents you from writing to various system locations (e.g. /usr/local), even if you are root.

There is a workaround in Homebrew’s docs, but I suggest not to run it as it is said there. This …

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