diff --git a/README.rdoc b/README.rdoc
index 072b43d9..039d7595 100644
--- a/README.rdoc
+++ b/README.rdoc
@@ -1,4 +1,4 @@
-= JSON implementation for Ruby http://travis-ci.org/flori/json.png
+= JSON implementation for Ruby http://travis-ci.org/flori/json.png?branch=master
 
 == Description