diff --git a/README.md b/README.md
index e487d94..39b6e49 100644
--- a/README.md
+++ b/README.md
@@ -54,7 +54,7 @@ Install & Usage
 [Add this gem to your Gemfile as recommended by Rubygems](http://rubygems.org/gems/roadie) and run `bundle install`.
 
 ```ruby
-gem 'roadie', '~> 4.0'
+gem 'roadie', '~> 5.2'
 ```
 
 You can then create a new instance of a Roadie document:
diff --git a/lib/roadie/version.rb b/lib/roadie/version.rb
index 71f917c..a2b3616 100644
--- a/lib/roadie/version.rb
+++ b/lib/roadie/version.rb
@@ -1,5 +1,5 @@
 # frozen_string_literal: true
 
 module Roadie
-  VERSION = "5.1.0"
+  VERSION = "5.2.0"
 end