diff --git a/CHANGELOG.md b/CHANGELOG.md
index 9a11902..4a52fac 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,11 @@
 # Change Log
 
+## [v2.4.0](https://github.com/payrollhero/webhook_system/tree/v2.4.0) (2022-05-02)
+[Full Changelog](https://github.com/payrollhero/webhook_system/compare/v2.3.1...v2.4.0)
+
+* Rails 7.0 Official support.
+* Please read Upgrade notes, a migration is required to rename encrypt column to encrypted.
+
 ## [v2.3.1](https://github.com/payrollhero/webhook_system/tree/v2.3.1) (2022-04-27)
 [Full Changelog](https://github.com/payrollhero/webhook_system/compare/v2.3.0...v2.3.1)
 
diff --git a/README.md b/README.md
index 9890752..39e0370 100644
--- a/README.md
+++ b/README.md
@@ -21,6 +21,22 @@ Few Main points ..
 4. The webhook is delivered to the recipient as a JSON payload with a base64 encoded data component
 5. The recipient is meant to use their copy of this secret to decode that payload, and then action it as needed.
 
+## Upgrading
+
+If you are upgrading from <= 2.3.1 into >= 2.4, then you must run a migration to rename the `encrypt` column.
+This rename was required for adding support for Rails 7.
+
+You can use this migration.
+
+```ruby
+# db/migrate/20220427113942_rename_encrypt_on_webhook_subscriptions.rb
+class RenameEncryptOnWebhookSubscriptions < ActiveRecord::Migration[7.0]
+  def change
+    rename_column :webhook_subscriptions, :encrypt, :encrypted
+  end
+end
+```
+
 ## Setup
 
 The webhook integration code runs on two tables. You need to create a new migration that adds these
@@ -30,7 +46,7 @@ tables first:
 create_table :webhook_subscriptions do |t|
   t.string :url, null: false
   t.boolean :active, null: false, index: true
-  t.boolean :encrypt, null: false, default: false
+  t.boolean :encrypted, null: false, default: false
   t.text :secret
 end
 
diff --git a/lib/webhook_system/version.rb b/lib/webhook_system/version.rb
index 100854d..ea04c00 100644
--- a/lib/webhook_system/version.rb
+++ b/lib/webhook_system/version.rb
@@ -1,5 +1,5 @@
 # frozen_string_literal: true
 
 module WebhookSystem
-  VERSION = '2.3.1'
+  VERSION = '2.4.0'
 end
diff --git a/webhook_system.gemspec b/webhook_system.gemspec
index 6f901a7..be7a153 100644
--- a/webhook_system.gemspec
+++ b/webhook_system.gemspec
@@ -18,6 +18,24 @@ Gem::Specification.new do |gem|
   gem.executables = gem.files.grep(%r{^bin/}).map { |f| File.basename(f) }
   gem.require_paths = ['lib']
 
+  gem.post_install_message = %q{
+    ## Upgrading
+
+    If you are upgrading from <= 2.3.1 into >= 2.4, then you must run a migration to rename the `encrypt` column.
+    This rename was required for adding support for Rails 7.
+
+    You can use this migration.
+
+    ```ruby
+    # db/migrate/20220427113942_rename_encrypt_on_webhook_subscriptions.rb
+    class RenameEncryptOnWebhookSubscriptions < ActiveRecord::Migration[7.0]
+      def change
+        rename_column :webhook_subscriptions, :encrypt, :encrypted
+      end
+    end
+    ```
+  }
+
   gem.add_runtime_dependency 'activesupport', '> 4.2', '< 7.1'
   gem.add_runtime_dependency 'activerecord', '> 4.2', '< 7.1'
   gem.add_runtime_dependency 'activejob', '> 4.2', '< 7.1'