diff --git a/ChangeLog b/ChangeLog
index 234134d2b..61e178df0 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+Wed Oct 29 18:54:28 2014  KADO Masanori  <kdmsnr@gmail.com>
+
+	* Release 1.4.0.
+
 Thu Sep 18 13:48:24 2014  KADO Masanori  <kdmsnr@gmail.com>
 
 	* bin/review-init, doc/format.rdoc, lib/review/htmlbuilder.rb, lib/review/pdfmaker.rb, lib/review/tocprinter.rb, lib/review/review.tex.erb: change the name of layout template files to "layout.html.erb" and "layout.tex.erb"
diff --git a/lib/review/version.rb b/lib/review/version.rb
index b509c8980..f6d280a6b 100644
--- a/lib/review/version.rb
+++ b/lib/review/version.rb
@@ -1,3 +1,3 @@
 module ReVIEW
-  VERSION = "1.3.0"
+  VERSION = "1.4.0"
 end
diff --git a/review.gemspec b/review.gemspec
index bb99f0be7..757fe5341 100644
--- a/review.gemspec
+++ b/review.gemspec
@@ -13,7 +13,7 @@ Gem::Specification.new do |gem|
   gem.summary     = "Re:VIEW: a easy-to-use digital publishing system"
   gem.description = "Re:VIEW is a digital publishing system for books and ebooks. It supports InDesign, EPUB and LaTeX."
   gem.required_rubygems_version = Gem::Requirement.new(">= 0") if gem.respond_to? :required_rubygems_version=
-  gem.date = "2014-06-29"
+  gem.date = "2014-10-29"
 
   gem.files         = `git ls-files`.split("\n")
   gem.test_files    = `git ls-files -- {test,spec,features}/*`.split("\n")