Add link to 1.5.x docs

1 files changed, 1 insertions, 0 deletions

diff --git a/README.md b/README.md
index 2524099..2b5b593 100644
--- a/README.md
+++ b/README.md
@@ -5,6 +5,7 @@
 [![Coverage Status](https://coveralls.io/repos/caolan/async/badge.svg?branch=master)](https://coveralls.io/r/caolan/async?branch=master)
 [![Join the chat at https://gitter.im/caolan/async](https://badges.gitter.im/Join%20Chat.svg)](https://gitter.im/caolan/async?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge&utm_content=badge)
 
+*For Async v1.5.x documentation, go [HERE](https://github.com/caolan/async/blob/v1.5.2/README.md)*
 
 Async is a utility module which provides straight-forward, powerful functions
 for working with asynchronous JavaScript. Although originally designed for