From 490a6e278fe39eb47674d925dc96542fc120863c Mon Sep 17 00:00:00 2001
From: Matthias Ringwald <matthias@ringwald.ch>
Date: Sun, 10 Apr 2016 22:38:31 +0200
Subject: [PATCH] add 0.9 note

---
 README.md | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/README.md b/README.md
index 0dcd6503a..3c1be1c67 100644
--- a/README.md
+++ b/README.md
@@ -1,3 +1,5 @@
+**_Note: Major API Changes. For older projects, you may use the [v0.9 branch](https://github.com/bluekitchen/btstack/tree/v0.9)_**
+
 # Welcome to BTstack
 
 BTstack is [BlueKitchen's](http://bluekitchen-gmbh.com) implementation of the official Bluetooth stack.