diff --git a/CHANGELOG.md b/CHANGELOG.md
index 5b34ba2..32d0e90 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,6 +6,8 @@ and this project adheres to [Semantic Versioning](http://semver.org/).
 
 ## [Unreleased]
 
+## [1.0.0-beta.1]
+
 ### Added
 - Instructions to set up `react-hot-loader` 4 (fixed #51)
 
@@ -52,7 +54,8 @@ and this project adheres to [Semantic Versioning](http://semver.org/).
 - render React components from controllers using `render react_component: 'name'` (#1 by @daninfpj)
 - basic Hot Module Remplacement (#7 by @mfazekas)
 
-[Unreleased]: https://github.com/renchap/webpacker-react/compare/v0.3.2...HEAD
+[Unreleased]: https://github.com/renchap/webpacker-react/compare/v1.0.0-beta.1...HEAD
+[1.0.0-beta.1]: https://github.com/renchap/webpacker-react/tree/v1.0.0-beta.1
 [0.3.2]: https://github.com/renchap/webpacker-react/tree/v0.3.2
 [0.3.1]: https://github.com/renchap/webpacker-react/tree/v0.3.1
 [0.3.0]: https://github.com/renchap/webpacker-react/tree/v0.3.0
diff --git a/README.md b/README.md
index 577e446..d37e32f 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 # Webpacker-React [![CircleCI](https://circleci.com/gh/renchap/webpacker-react.svg?style=svg)](https://circleci.com/gh/renchap/webpacker-react)
 
-*__Note:__ This is the documentation for the Git master branch. Documentation for the latest release (0.3.2) is [available here](https://github.com/renchap/webpacker-react/tree/v0.3.2).*
+*__Note:__ This is the documentation for the Git master branch. Documentation for the latest release (1.0.0-beta.1) is [available here](https://github.com/renchap/webpacker-react/tree/v0.3.2).*
 
 Webpacker-React makes it easy to use [React](https://facebook.github.io/react/) with [Webpacker](https://github.com/rails/webpacker) in your Rails applications.
 
@@ -15,7 +15,7 @@ Your Rails application needs to use Webpacker and have the React integration don
 First, you need to add the webpacker-react gem to your Rails app Gemfile:
 
 ```ruby
-gem 'webpacker-react', "~> 0.4.0"
+gem 'webpacker-react', "~> 1.0.0.beta.1"
 ```
 
 Once done, run `bundle` to install the gem.
diff --git a/javascript/webpacker_react-npm-module/dist/package.json b/javascript/webpacker_react-npm-module/dist/package.json
index ba3bfaa..0d6c001 100644
--- a/javascript/webpacker_react-npm-module/dist/package.json
+++ b/javascript/webpacker_react-npm-module/dist/package.json
@@ -1,6 +1,6 @@
 {
   "name": "webpacker-react",
-  "version": "0.4.0",
+  "version": "1.0.0-beta.1",
   "description": "Javascript",
   "main": "index.js",
   "homepage": "https://github.com/renchap/webpacker-react",
diff --git a/lib/webpacker/react/version.rb b/lib/webpacker/react/version.rb
index a014c6e..17d4866 100644
--- a/lib/webpacker/react/version.rb
+++ b/lib/webpacker/react/version.rb
@@ -1,5 +1,5 @@
 module Webpacker
   module React
-    VERSION = "0.4.0".freeze
+    VERSION = "1.0.0.beta.1".freeze
   end
 end
diff --git a/webpacker-react.gemspec b/webpacker-react.gemspec
index b52ad3f..e41ac12 100644
--- a/webpacker-react.gemspec
+++ b/webpacker-react.gemspec
@@ -5,6 +5,7 @@ require "webpacker/react/version"
 
 Gem::Specification.new do |spec|
   spec.name = "webpacker-react"
+  spec.licenses = ["MIT"]
   spec.version = Webpacker::React::VERSION
   spec.authors = ["Renaud Chaput"]
   spec.email = ["renchap@gmail.com"]
@@ -20,7 +21,7 @@ Gem::Specification.new do |spec|
   spec.executables = spec.files.grep(%r{^exe/}) { |f| File.basename(f) }
   spec.require_paths = ["lib"]
 
-  spec.required_ruby_version = ">= 1.9.3"
+  spec.required_ruby_version = ">= 2.3.0"
 
   spec.add_dependency "webpacker"