diff --git a/lib/rscons/version.rb b/lib/rscons/version.rb
index 797757e..59d98cf 100644
--- a/lib/rscons/version.rb
+++ b/lib/rscons/version.rb
@@ -1,4 +1,4 @@
 module Rscons
   # gem version
-  VERSION = "1.5.0"
+  VERSION = "1.6.0"
 end