diff --git a/README.md b/README.md
index 7a870a5..77a1e8d 100644
--- a/README.md
+++ b/README.md
@@ -4,7 +4,7 @@
 [![Build Status](https://travis-ci.org/rust-bakery/cookie-factory.svg?branch=master)](https://travis-ci.org/rust-bakery/cookie-factory)
 [![Crates.io Version](https://img.shields.io/crates/v/cookie-factory.svg)](https://crates.io/crates/cookie-factory)
 
-serialization library built with a combinator design similar to nom.
+serialization library built with a combinator design similar to the [nom parser combinators library](https://github.com/geal/nom).
 
 Serializers are built up from single purpose serializers, like `slice`
 to write a raw byte slice, or `be_u16` to write a `u16` integer in big