diff --git a/History.md b/History.md
index 9d7e02a..1e28f01 100644
--- a/History.md
+++ b/History.md
@@ -1,5 +1,11 @@
 # Change History / Release Notes
 
+## Version 1.0.9
+
+* is now rails 3.1 compatible. If you are not using Rails 3.1 yet, this should have no effect.
+  For rails 3.1 the cocoon.js no longer needs to be installed using the `rails g cocoon:install`. It is
+  automatically used from the gem.
+
 ## Version 1.0.8
 
 * Loosened the gem dependencies.
diff --git a/README.markdown b/README.markdown
index db145bc..b0b249c 100644
--- a/README.markdown
+++ b/README.markdown
@@ -24,7 +24,7 @@ Inside your `Gemfile` add the following:
 
     gem "cocoon"
 
-Run the installation task:
+If you are using Rails 3.0.x, you need to run the installation task (since rails 3.1 this is no longer needed):
 
     rails g cocoon:install