diff --git a/README.md b/README.md
index 8c2d2ac..72c866a 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,8 @@
 pkt2flow
 ========
 
+[![Build Status](https://travis-ci.org/caesar0301/pkt2flow.svg?branch=master)](https://travis-ci.org/caesar0301/pkt2flow)
+
 by chenxm, Shanghai Jiao Tong Univ.
 chenxm35@gmail.com