From a2e59520181906730db2973fccc62a2ef5698fab Mon Sep 17 00:00:00 2001
From: Linmic <linmicya@gmail.com>
Date: Mon, 12 Dec 2016 13:54:49 +0800
Subject: [PATCH] [docs] added required props info to README (#274)

---
 README.md | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/README.md b/README.md
index 09aa0711..cd12e7ba 100644
--- a/README.md
+++ b/README.md
@@ -12,6 +12,13 @@ npm install --save react-modal
 
 ## Usage
 
+The Modal object has two required props:
+
+- `isOpen` to render its children.
+- `contentLabel` to improve a11y, since `v1.6.0`.
+
+Example:
+
 ```xml
 <Modal
   isOpen={bool}