diff --git a/README.md b/README.md
index cfaf482..7f234c8 100644
--- a/README.md
+++ b/README.md
@@ -243,6 +243,10 @@ http://rubydoc.info/github/holtrop/rscons/frames.
 
 ## Release Notes
 
+### v1.2.0
+- add :clone option to Environment#clone to control exactly which Environment attributes are cloned
+- allow nil to be passed in to Environment#build_root=
+
 ### v1.1.0
 
 - Change Cache#up_to_date?() and #register_build() to accept a single target
diff --git a/lib/rscons/version.rb b/lib/rscons/version.rb
index f7e6fb5..dedf375 100644
--- a/lib/rscons/version.rb
+++ b/lib/rscons/version.rb
@@ -1,4 +1,4 @@
 module Rscons
   # gem version
-  VERSION = "1.1.0"
+  VERSION = "1.2.0"
 end