diff --git a/README.md b/README.md
index c304024..6156db7 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,8 @@
 A groovy modbus library
 =======================
 
+[![Build Status](https://travis-ci.org/stephane/libmodbus.svg?branch=master)](https://travis-ci.org/stephane/libmodbus)
+
 Overview
 --------