diff --git a/README.md b/README.md
index fe1aa76674be45a2165681003e75a8ee2b9f2d9c..01a828711a6670a2cec67b83c0a8173119882b28 100644
--- a/README.md
+++ b/README.md
@@ -1,7 +1,5 @@
 # RT-Thread #
 
-**The master branch is frozen util v3.0.0 has been updated**
-
 [![Build Status](https://travis-ci.org/RT-Thread/rt-thread.svg)](https://travis-ci.org/RT-Thread/rt-thread)
 [![Gitter](https://badges.gitter.im/Join%20Chat.svg)](https://gitter.im/RT-Thread/rt-thread?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge&utm_content=badge)