diff --git a/CHANGELOG.md b/CHANGELOG.md
index 5f7b7b4..841014c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 ## [Unreleased]
 
+## [1.4.0] - 2024-09-29
+
+- Works on browser using ruby.wasm
+
 ## [1.3.2] - 2024-05-04
 
 - Revert "Enable YJIT when initialize"
diff --git a/Gemfile.lock b/Gemfile.lock
index 19ff072..41c0c6a 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,7 +1,7 @@
 PATH
   remote: .
   specs:
-    rubyboy (1.3.2)
+    rubyboy (1.4.0)
       ffi (~> 1.16, >= 1.16.3)
 
 GEM
diff --git a/lib/rubyboy/version.rb b/lib/rubyboy/version.rb
index f6c61fe..4570a70 100644
--- a/lib/rubyboy/version.rb
+++ b/lib/rubyboy/version.rb
@@ -1,5 +1,5 @@
 # frozen_string_literal: true
 
 module Rubyboy
-  VERSION = '1.3.2'
+  VERSION = '1.4.0'
 end