diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1ff9bec..05a29d4 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,7 +6,8 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
 ## [Unreleased]
-Nothing yet.
+### Added
+- Include `#decorated` method in `ActiveRecord::Base`
 
 ## [1.4.0] - 2023-11-09
 ### Changed
diff --git a/lib/dekorator/rails/record.rb b/lib/dekorator/rails/record.rb
new file mode 100644
index 0000000..ff513ed
--- /dev/null
+++ b/lib/dekorator/rails/record.rb
@@ -0,0 +1,11 @@
+# frozen_string_literal: true
+
+require "active_support/concern"
+
+module Dekorator
+  module Record
+    def decorated
+      @decorated ||= Dekorator::Base.decorate(self)
+    end
+  end
+end
diff --git a/lib/dekorator/railtie.rb b/lib/dekorator/railtie.rb
index 472c52b..a9f55f9 100644
--- a/lib/dekorator/railtie.rb
+++ b/lib/dekorator/railtie.rb
@@ -2,6 +2,7 @@
 
 module Dekorator
   require "dekorator/rails/controller"
+  require "dekorator/rails/record"
 
   class Railtie < ::Rails::Railtie
     rake_tasks do
@@ -10,6 +11,7 @@ class Railtie < ::Rails::Railtie
 
     config.to_prepare do |_app|
       ActionController::Base.include Dekorator::Controller
+      ActiveRecord::Base.include Dekorator::Record
     end
   end
 end