diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index b30d40b..4b69b7e 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -19,15 +19,10 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        ruby:
-          - 2.6
-          - 2.7
-          - 3.1
-          - ruby-head
-          - jruby
+        ruby: [2.6, 2.7, '3.0', 3.1, 3.2, ruby-head, jruby]
     steps:
       - name: Clone repository
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
       - name: Set up Ruby
         uses: ruby/setup-ruby@v1
         with:
diff --git a/.github/workflows/generate-docs.yml b/.github/workflows/generate-docs.yml
new file mode 100644
index 0000000..65aea93
--- /dev/null
+++ b/.github/workflows/generate-docs.yml
@@ -0,0 +1,27 @@
+name: Build & deploy documentation
+on:
+  push:
+    branches:
+      - master
+  workflow_dispatch:
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    name: Update gh-pages with docs
+    steps:
+      - name: Clone repository
+        uses: actions/checkout@v3
+      - name: Set up Ruby
+        uses: ruby/setup-ruby@v1
+        with:
+          ruby-version: "3.1"
+      - name: Install required gem dependencies
+        run: gem install yard --no-document
+      - name: Build YARD Ruby Documentation
+        run: yardoc
+      - name: Deploy
+        uses: peaceiris/actions-gh-pages@v3
+        with:
+          github_token: ${{ secrets.GITHUB_TOKEN }}
+          publish_dir: ./doc/yard
+          publish_branch: gh-pages
diff --git a/README.md b/README.md
index 919f1e3..9fccb8b 100755
--- a/README.md
+++ b/README.md
@@ -7,7 +7,7 @@ Sinatra.
 
 * <https://github.com/ruby-rdf/rack-linkeddata>
 
-[![Gem Version](https://badge.fury.io/rb/rack-linkeddata.png)](https://badge.fury.io/rb/rack-linkeddata)
+[![Gem Version](https://badge.fury.io/rb/rack-linkeddata.svg)](https://badge.fury.io/rb/rack-linkeddata)
 [![Build Status](https://github.com/ruby-rdf/rack-linkeddata/workflows/CI/badge.svg?branch=develop)](https://github.com/ruby-rdf/rack-linkeddata/actions?query=workflow%3ACI)
 [![Gitter chat](https://badges.gitter.im/ruby-rdf/rdf.png)](https://gitter.im/ruby-rdf/rdf)
 
@@ -92,7 +92,7 @@ for N-Triples, N-Quads, Turtle, RDF/XML, RDF/JSON, JSON-LD, RDFa, TriG and TriX.
 
 ##Documentation
 
-<https://rubydoc.info/github/ruby-rdf/rack-linkeddata/>
+<https://ruby-rdf.github.io/rack-linkeddata/>
 
 * {Rack::LinkedData}
   * {Rack::LinkedData::ContentNegotiation}
@@ -157,7 +157,7 @@ This is free and unencumbered public domain software. For more information,
 see <https://unlicense.org/> or the accompanying {file:UNLICENSE} file.
 
 [Rack]:           https://rack.github.com/
-[RDF.rb]:         https://ruby-rdf.github.com/rdf/
+[RDF.rb]:         https://ruby-rdf.github.io/rdf/
 [Linked Data]:    https://linkeddata.org/
 [conneg]:         https://en.wikipedia.org/wiki/Content_negotiation
 [YARD]:            https://yardoc.org/
diff --git a/VERSION b/VERSION
index e4604e3..be94e6f 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-3.2.1
+3.2.2
diff --git a/rack-linkeddata.gemspec b/rack-linkeddata.gemspec
index 0f3807b..d575016 100755
--- a/rack-linkeddata.gemspec
+++ b/rack-linkeddata.gemspec
@@ -10,6 +10,13 @@ Gem::Specification.new do |gem|
   gem.license            = 'Unlicense'
   gem.summary            = 'Linked Data content negotiation for Rack applications.'
   gem.description        = 'Rack middleware for Linked Data content negotiation.'
+  gem.metadata           = {
+    "documentation_uri" => "https://ruby-rdf.github.io/rack-linkeddata",
+    "bug_tracker_uri"   => "https://github.com/ruby-rdf/rack-linkeddata/issues",
+    "homepage_uri"      => "https://github.com/ruby-rdf/rack-linkeddata",
+    "mailing_list_uri"  => "https://lists.w3.org/Archives/Public/public-rdf-ruby/",
+    "source_code_uri"   => "https://github.com/ruby-rdf/rack-linkeddata",
+  }
 
   gem.authors            = ['Arto Bendiken', 'Gregg Kellogg']
   gem.email              = 'public-rdf-ruby@w3.org'
@@ -20,12 +27,12 @@ Gem::Specification.new do |gem|
 
   gem.required_ruby_version      = '>= 2.6'
   gem.requirements               = []
-  gem.add_runtime_dependency     'linkeddata', '~> 3.2'
-  gem.add_runtime_dependency     'rack-rdf',   '~> 3.2'
-  gem.add_runtime_dependency     'rack',       '~> 2.1'
+  gem.add_runtime_dependency     'linkeddata', '~> 3.2', '>= 3.2.2'
+  gem.add_runtime_dependency     'rack-rdf',   '~> 3.2', '>= 3.2.3'
+  gem.add_runtime_dependency     'rack',       '~> 3.0'
 
   gem.add_development_dependency 'yard' ,      '~> 0.9'
-  gem.add_development_dependency 'rspec',      '~> 3.10'
-  gem.add_development_dependency 'rack-test',  '~> 1.1'
+  gem.add_development_dependency 'rspec',      '~> 3.12'
+  gem.add_development_dependency 'rack-test',  '~> 2.1'
   gem.post_install_message       = nil
 end