diff --git a/README.md b/README.md
index c52b74c..8424246 100644
--- a/README.md
+++ b/README.md
@@ -173,9 +173,7 @@ To get autocompletion when typing `teamocil <Tab>` in a zsh session, add this li
 
 ## Todo list
 
-* Support tmux options for windows and splits (eg. `synchronize-panes`)
-* Making sure the layout is valid before executing it
-* Refactor the `Layout` class to make it “test-friendly”
+* Making sure the layout is valid before executing it (ie. throw exceptions).
 
 ## Contributors
 
@@ -184,6 +182,8 @@ Feel free to contribute and submit issues/pull requests [on GitHub](https://gith
 * Samuel Garneau ([garno](https://github.com/garno))
 * Jimmy Bourassa ([jbourassa](https://github.com/jbourassa))
 
+Take a look at the `spec` folder before you do, and make sure `bundle exec rake spec` passes after your modifications :)
+
 ## License
 
 Teamocil is © 2011 [Rémi Prévost](http://exomel.com) and may be freely distributed under the [LITL license](http://litl.info/). See the `LICENSE` file.