diff --git a/README.md b/README.md
index e9c43cf53b..0985574d36 100644
--- a/README.md
+++ b/README.md
@@ -14,7 +14,7 @@
  - The latest ECMAScript version enabled by default (ES2017).
  - Comment attachment.
  - Support for JSX and Flow.
- - Support for experimental language proposals.
+ - Support for experimental language proposals (accepting PRs for anything at least [stage-0](https://github.com/tc39/proposals/blob/master/stage-0-proposals.md).
 
 ## Credits