diff --git a/Casks/emacs-mac.rb b/Casks/emacs-mac.rb
index f7bc914..e7a858d 100644
--- a/Casks/emacs-mac.rb
+++ b/Casks/emacs-mac.rb
@@ -1,9 +1,9 @@
 cask 'emacs-mac' do
-  version 'emacs-25.1-rc2-mac-5.91'
+  version 'emacs-25.1-z-mac-6.0'
 
-  sha256 '16afb0f49a9014812c73b2a9d6bc6367ad5101ddcc68379aae61e314b21f9300'
+  sha256 '3a93523ababd2a53789b54b01e45accdb2b9f0fe5effc2760d540a3736e9f490'
 
-  url 'https://s3.amazonaws.com/emacs-mac-port/emacs-25.1-rc2-mac-5.91.zip'
+  url 'https://s3.amazonaws.com/emacs-mac-port/emacs-25.1-mac-6.0.zip'
   name 'Emacs-mac'
   homepage 'https://www.gnu.org/software/emacs/'
   license :gpl
diff --git a/Formula/emacs-mac.rb b/Formula/emacs-mac.rb
index ff443f7..55e0049 100644
--- a/Formula/emacs-mac.rb
+++ b/Formula/emacs-mac.rb
@@ -3,9 +3,9 @@ class EmacsMac < Formula
 
   head "https://bitbucket.org/mituharu/emacs-mac.git", :branch => "work"
 
-  url "https://bitbucket.org/mituharu/emacs-mac/get/emacs-25.1-rc2-mac-5.91.tar.gz"
-  sha256 "fb672b459a454656c07e20b6be8d1e4ef5a34343cb234c8e821bcc747716f74b"
-  version "emacs-25.1-rc2-mac-5.91"
+  url "https://bitbucket.org/mituharu/emacs-mac/get/emacs-25.1-mac-6.0.tar.gz"
+  sha256 "5152b6cc403914c6333a677faf28247a98c1126c95382665b228113840ac3dfe"
+  version "emacs-25.1-z-mac-6.0"
 
   depends_on "autoconf" => :build
   depends_on "automake" => :build
@@ -54,7 +54,7 @@ def caveats
     <<-EOS.undent
       This is YAMAMOTO Mitsuharu's "Mac port" addition to
       GNU Emacs 25. This provides a native GUI support for Mac OS X
-      10.6 - 10.11. After installing, see README-mac and NEWS-mac
+      10.6 - 10.12. After installing, see README-mac and NEWS-mac
       in #{prefix} for the port details.
 
       Emacs.app was installed to:
diff --git a/README.md b/README.md
index 457932b..e960458 100644
--- a/README.md
+++ b/README.md
@@ -5,7 +5,7 @@
 Official repository: https://bitbucket.org/mituharu/emacs-mac/overview
 
 This is "Mac port" addition to GNU Emacs 25.  This provides a native
-GUI support for Mac OS X 10.6 - 10.11.  Note that Emacs 23 and later
+GUI support for Mac OS X 10.6 - 10.12.  Note that Emacs 23 and later
 already contain the official GUI support via the NS (Cocoa) port for
 Mac OS X 10.4 and later.  So if it is good enough for you, then you
 don't need to try this.