diff --git a/README.md b/README.md
index e8c0b4b..d76b5d1 100644
--- a/README.md
+++ b/README.md
@@ -3,9 +3,17 @@
 This project is the starter kit for the who wants to use ReactJS isomorphic-rendering with AWS Lambda.
 
 The [Demo & Docs](https://d3ujodob71n39b.cloudfront.net) is now available!
-
 [Korean](https://github.com/TylorShin/react-universal-in-serverless/blob/master/README.ko.md)
 
+# Updating is Work In Progress
+## You can checkout upgrade branch at [here](https://github.com/TylorShin/react-universal-in-serverless/tree/upgrade-packages) or just visit upgrade-packages branch
+
+### List of upgrade part
+- React v16.0
+- React-Router v4
+- Other dependencies
+
+
  **Packages**
 - **TypeScript** - Basic language
 - **ReactJS** - Frontend library