diff --git a/README.md b/README.md
index 8ecaab2..b3b0a83 100644
--- a/README.md
+++ b/README.md
@@ -3,7 +3,7 @@ apology, and commitment to its permanent status as an open-source
 project.
 [http://nvd3.org/statement.html](http://nvd3.org/statement.html)
 
-# nvd3 - v1.0.0-beta
+# nvd3 - v1.0.0-beta (nvd3 development branch)
 
 A reusable chart library for d3.JS.