From d773497f95d6dd24a9a94a0faf13336d8de41d8e Mon Sep 17 00:00:00 2001
From: Tim Meusel <tim@bastelfreak.de>
Date: Thu, 27 Jul 2017 01:08:31 +0200
Subject: add documentation

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

diff --git a/README.md b/README.md
index 61318ea..6848b92 100644
--- a/README.md
+++ b/README.md
@@ -289,6 +289,10 @@ Unacceptable input example:
 httds://notquiteright.org
 ```
 
+#### `Stdlib::MAC`
+
+Matches MAC addresses defined in [RFC5342](https://tools.ietf.org/html/rfc5342).
+
 #### `Stdlib::Unixpath`
 
 Matches paths on Unix operating systems.
-- 
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