diff --git a/README.md b/README.md
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--- a/README.md
+++ b/README.md
@@ -1,4 +1,6 @@
 # py-graph
+[![Build Status](https://travis-ci.org/jajupmochi/py-graph.svg?branch=ljia)](https://travis-ci.org/jajupmochi/py-graph)
+
 A python package for graph kernels.
 
 ## Requirements