diff --git a/README.md b/README.md
index 0f46b5b..e77626b 100644
--- a/README.md
+++ b/README.md
@@ -1,5 +1,7 @@
 # Learn Blockchains by Building One
 
+[![Build Status](https://travis-ci.org/dvf/blockchain.svg?branch=master)](https://travis-ci.org/dvf/blockchain)
+
 This is the source code for my post on [Building a Blockchain](https://medium.com/p/117428612f46). 
 
 ## Installation