diff --git a/README.md b/README.md
index edc43d4..b279e9d 100644
--- a/README.md
+++ b/README.md
@@ -3,7 +3,7 @@ Patchwork UTF-8 for PHP
 
 [![Latest Stable Version](https://poser.pugx.org/patchwork/utf8/v/stable.png)](https://packagist.org/packages/patchwork/utf8)
 [![Total Downloads](https://poser.pugx.org/patchwork/utf8/downloads.png)](https://packagist.org/packages/patchwork/utf8)
-[![Build Status](https://secure.travis-ci.org/nicolas-grekas/Patchwork-UTF8.png?branch=master)](http://travis-ci.org/nicolas-grekas/Patchwork-UTF8)
+[![Build Status](https://secure.travis-ci.org/nicolas-grekas/Patchwork-UTF8.png?branch=lab-windows-fs)](http://travis-ci.org/nicolas-grekas/Patchwork-UTF8)
 [![SensioLabsInsight](https://insight.sensiolabs.com/projects/666c8ae7-0997-4d27-883a-6089ce3cc76b/mini.png)](https://insight.sensiolabs.com/projects/666c8ae7-0997-4d27-883a-6089ce3cc76b)
 
 Patchwork UTF-8 gives PHP developpers extensive, portable and performant