diff --git a/README.md b/README.md
index 39f2085..73f67eb 100644
--- a/README.md
+++ b/README.md
@@ -15,7 +15,7 @@ Allows to create email templates without mess.
 Add to Gemfile:
 
 ```ruby
-gem 'mjml-ruby', '~> 0.3.0', require: 'mjml'
+gem 'mjml-ruby', '~> 0.3', require: 'mjml'
 ```
 
 or
diff --git a/Rakefile b/Rakefile
index a4afcf7..dfb4c0f 100644
--- a/Rakefile
+++ b/Rakefile
@@ -1,5 +1,6 @@
 require 'rake'
 require 'rake/testtask'
+require 'bundler/gem_tasks'
 
 Rake::TestTask.new do |t|
   t.libs << 'lib'
diff --git a/lib/mjml/version.rb b/lib/mjml/version.rb
index 6a16604..c66bb8a 100644
--- a/lib/mjml/version.rb
+++ b/lib/mjml/version.rb
@@ -1,3 +1,3 @@
 module MJML
-  VERSION = '0.3.0'.freeze
+  VERSION = '0.3.1'.freeze
 end