From 808b51d876411bf6b114f5c0ba3d0a48e5f12c15 Mon Sep 17 00:00:00 2001
From: Josh Matthews <josh@joshmatthews.net>
Date: Thu, 4 Aug 2016 13:08:48 -0400
Subject: [PATCH] Update mac prerequisites for libavformat requirements

---
 README.md | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/README.md b/README.md
index 5164f01c9582..0680dc2fa91e 100644
--- a/README.md
+++ b/README.md
@@ -17,14 +17,14 @@ Visit the [Servo Project page](https://servo.org/) for news and guides.
 On OS X (homebrew):
 
 ``` sh
-brew install automake pkg-config python cmake
+brew install automake pkg-config python cmake ffmpeg
 pip install virtualenv
 ```
 
 On OS X (MacPorts):
 
 ``` sh
-sudo port install python27 py27-virtualenv cmake
+sudo port install python27 py27-virtualenv cmake ffmpeg
 ```
 
 On OS X 10.11 (El Capitan), you also have to install openssl: