diff --git a/lib/rscons/version.rb b/lib/rscons/version.rb
index 1a85526..2dc82ea 100644
--- a/lib/rscons/version.rb
+++ b/lib/rscons/version.rb
@@ -1,4 +1,4 @@
 module Rscons
   # Project version.
-  VERSION = "1.16.0"
+  VERSION = "2.0.0beta1"
 end