diff --git a/CHANGELOG.md b/CHANGELOG.md
index fd2ece4..dc69a30 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,12 @@ All notable changes to this project will be documented in this file.
 The format is based now on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/)
 and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.html).
 
+## 3.3.2.1 — 2023-03-26
+
+### Changed
+
+* Updated links in the gemspec
+
 ## 3.3.2 — 2023-03-26
 
 ### Changed
diff --git a/lib/uploadcare/rails/version.rb b/lib/uploadcare/rails/version.rb
index 28d8204..f14fa59 100644
--- a/lib/uploadcare/rails/version.rb
+++ b/lib/uploadcare/rails/version.rb
@@ -2,6 +2,6 @@
 
 module Uploadcare
   module Rails
-    VERSION = '3.3.2'
+    VERSION = '3.3.2.1'
   end
 end
diff --git a/uploadcare-rails.gemspec b/uploadcare-rails.gemspec
index 5b6d585..29dbc43 100644
--- a/uploadcare-rails.gemspec
+++ b/uploadcare-rails.gemspec
@@ -19,15 +19,29 @@ Gem::Specification.new do |gem|
     and further operations with files by wrapping Uploadcare Upload and REST APIs.
   DESCRIPTION
   gem.metadata = {
-    'github' => 'https://github.com/uploadcare/uploadcare-rails',
+    'source_code_uri' => 'https://github.com/uploadcare/uploadcare-rails',
     'bug_tracker_uri' => 'https://github.com/uploadcare/uploadcare-rails/issues',
     'changelog_uri' => 'https://github.com/uploadcare/uploadcare-rails/blob/main/CHANGELOG.md',
+    'documentation_uri' => 'https://www.rubydoc.info/gems/uploadcare-rails/',
+    'homepage_uri' => 'https://uploadcare.com/',
     'rubygems_mfa_required' => 'true'
   }
-  gem.homepage      = 'https://github.com/uploadcare/uploadcare-rails'
+  gem.homepage      = 'https://uploadcare.com/'
   gem.license       = 'MIT'
 
-  gem.files = Dir['{app,config,db,lib}/**/*', 'MIT-LICENSE', 'Rakefile', 'README.rdoc']
+  gem.files = Dir[
+    'lib/**/*',
+    'Gemfile',
+    'Rakefile',
+    'uploadcare-rails.gemspec',
+    'LICENSE.txt',
+    'README.md',
+    'CHANGELOG.md'
+  ]
+
+  gem.extra_rdoc_files  = %w[README.md LICENSE.txt]
+  gem.rdoc_options      = %w[--line-numbers --title Uploadcare --main README.rdoc --encoding=UTF-8]
+
   gem.version = Uploadcare::Rails::VERSION
   gem.add_dependency 'rails', '>= 6'
   gem.add_dependency 'uploadcare-ruby', '>= 4.3'