diff --git a/README.md b/README.md
index 88c1867..52b99fa 100644
--- a/README.md
+++ b/README.md
@@ -3,6 +3,8 @@ less.js
 
 > Leaner CSS, in your browser.
 
+**less.js is currently under development, and not to be relied upon!**
+
 development status
 ------------------