Update required node version in README.md

diff --git a/README.md b/README.md
index 1c201776c2e17e2acc75d276783b3a90b9eecb1f..38ef57d0a8fd1a8f15548559ba3e7d6d073dd296 100644 (file)
--- a/README.md
+++ b/README.md
@@ -14,7 +14,7 @@ Lastly, if you're rolling your own setup, you can install Foundation through a v
 
 ## Documentation
 
-The documentation can be found at <https://foundation.zurb.com/sites/docs>. To run the documentation locally on your machine, you need [Node.js](https://nodejs.org/en/) and [Ruby](https://www.ruby-lang.org/en/) installed on your computer. (Your Node.js version must be 0.12 or higher.)
+The documentation can be found at <https://foundation.zurb.com/sites/docs>. To run the documentation locally on your machine, you need [Node.js](https://nodejs.org/en/) and [Ruby](https://www.ruby-lang.org/en/) installed on your computer. (Your Node.js version must be **4.0** or higher.)
 
 Run these commands to set up the documentation: