diff --git a/PKGBUILD b/PKGBUILD
index bb4e267..4f6fd58 100644
--- a/PKGBUILD
+++ b/PKGBUILD
@@ -1,7 +1,7 @@
-# Maintainer: Frantic1048 <dev_frantic1048@163.com>
+# Maintainer: Frantic1048 <Archer@frantic1048.com>
 
 pkgname=kreogist-mu
-pkgver='0.9'
+pkgver='0.9.1'
 pkgrel=1
 epoch=1
 pkgdesc="Fantastic cross-platform music manager.based on Qt5"
diff --git a/README.md b/README.md
index 2eaea80..2b896bb 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,4 @@
-![version](https://img.shields.io/badge/Version-0.9-FF5174.svg?style=flat-square) ![pkgrel](https://img.shields.io/badge/Architecture-x86__64-51C8FF.svg?style=flat-square)
+![version](https://img.shields.io/badge/Version-0.9.1-FF5174.svg?style=flat-square) ![pkgrel](https://img.shields.io/badge/Architecture-x86__64-51C8FF.svg?style=flat-square)
 ![downloads](https://img.shields.io/github/downloads/frantic1048/mu-archlinux/latest/total.svg?style=flat-square)
 
 # mu-archlinux
diff --git a/kreogist-mu.changelog b/kreogist-mu.changelog
index 74d4c57..f23c2e8 100644
--- a/kreogist-mu.changelog
+++ b/kreogist-mu.changelog
@@ -1,3 +1,13 @@
+0.9.1:
+
+- Retina Display support for Mac OS X and even all other platforms.
+- Add one more language for International support.
+- Support one key full screen for all platform.
+- Support search shortcut for album tab.
+- Fixed the Mac OS X tooltip stucked bug caused by Qt 5.5.0.
+- Fixed the album search will change the now playing model bug.
+
+
 0.9:
 
 This is the ninth major release of Kreogist μ. Brand new architecture and new user interface will provide you the best experience ever. With the brand new architecture, we can now load thousands of songs less than 1 second. It's seven times faster than iTunes on Windows. The new multiple condition search will make your life much easier. And new vertical mode of the main player can fit your screen right in size.