diff --git a/.github/workflows/publish-docker.yml b/.github/workflows/publish-docker.yml
index 2e145347..2c2f50c4 100644
--- a/.github/workflows/publish-docker.yml
+++ b/.github/workflows/publish-docker.yml
@@ -7,7 +7,7 @@ on:
     branches: [ master ]
  
 env:
-  DOCKER_TAG_IMAGE: "ghcr.io/github/pages-gem"
+  REGISTRY: ghcr.io
 
 jobs:
   build:
@@ -15,21 +15,29 @@ jobs:
 
     steps:
       - name: Checkout Repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
+      - name: Log in to the Container registry
+        uses: docker/login-action@v3
+        with:
+          registry: ${{ env.REGISTRY }}
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
 
       - name: Get Docker Metadata
         id: meta
-        uses: docker/metadata-action@v4
+        uses: docker/metadata-action@v5
         with:
-          images: ${{ env.DOCKER_TAG_IMAGE }}
-
-      - name: Build Docker Image
-        run: |
-          docker build -t ${{ steps.meta.outputs.tags }} -f Dockerfile .
-
-      - name: Push to Container Registry
-        if: github.event_name != 'pull_request'
-        run: |
-          echo ${{ secrets.GITHUB_TOKEN }} | docker login -u ${{ github.actor }} https://ghcr.io --password-stdin
-          docker push ${{ steps.meta.outputs.tags }}
+          images: ${{ env.REGISTRY }}/${{ github.repository }}
 
+      - name: Build Docker Image and Push to Container Registry
+        uses: docker/build-push-action@v5
+        with:
+          context: .
+          push: ${{ github.event_name != 'pull_request' }}
+          platforms: linux/amd64,linux/arm64
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}
diff --git a/.github/workflows/publish-gem.yml b/.github/workflows/publish-gem.yml
new file mode 100644
index 00000000..1f9a37a0
--- /dev/null
+++ b/.github/workflows/publish-gem.yml
@@ -0,0 +1,24 @@
+name: Publish Gem
+
+on:
+  release:
+    types: [released]
+
+jobs:
+  release:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+      - name: Setup Ruby
+        uses: ruby/setup-ruby@v1
+        with:
+          ruby-version: "3.3"
+      - name: Build gem
+        run: |
+          gem build github-pages.gemspec
+      - name: Publish gem
+        env:
+          GEM_HOST_API_KEY: ${{ secrets.PAGES_GEM_PUBLISH }}  
+        run: |
+          gem push github-pages-*.gem
diff --git a/.github/workflows/push.yml b/.github/workflows/push.yml
index f1948348..84143356 100644
--- a/.github/workflows/push.yml
+++ b/.github/workflows/push.yml
@@ -7,10 +7,12 @@ jobs:
     strategy:
       matrix:
         ruby:
-          - 2.6
-          - 2.7
+          - '3.0'
+          - '3.1'
+          - '3.2'
+          - '3.3'
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - name: script/cibuild-docker
       run: script/cibuild-docker
       env:
diff --git a/.rubocop.yml b/.rubocop.yml
index fbcea5f9..9cbf940c 100644
--- a/.rubocop.yml
+++ b/.rubocop.yml
@@ -23,7 +23,7 @@ require:
   - rubocop-performance
 
 AllCops:
-  TargetRubyVersion: 2.5
+  TargetRubyVersion: 3.0
   Exclude:
     - 'bin/**/*'
     - 'script/**/*'
diff --git a/.ruby-version b/.ruby-version
index 2c9b4ef4..eb39e538 100644
--- a/.ruby-version
+++ b/.ruby-version
@@ -1 +1 @@
-2.7.3
+3.3
diff --git a/.travis.yml b/.travis.yml
deleted file mode 100644
index 1b620224..00000000
--- a/.travis.yml
+++ /dev/null
@@ -1,22 +0,0 @@
-language: ruby
-rvm:
-  - 2.5
-  - 2.6
-  - 2.7
-
-branches:
-  only:
-    - master
-
-before_install:
-  - gem update --system
-  - gem install bundler
-script: "script/cibuild"
-env:
-  global:
-  - NOKOGIRI_USE_SYSTEM_LIBRARIES=true
-
-notifications:
-  email: false
-
-cache: bundler
diff --git a/Dockerfile b/Dockerfile
index 6b84ef29..3caedbfe 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-ARG RUBY_VERSION=2.7.3
+ARG RUBY_VERSION=3.3
 FROM ruby:$RUBY_VERSION
 
 RUN apt-get update \
@@ -8,8 +8,6 @@ RUN apt-get update \
     make \
     nodejs
 
-RUN gem update --system
-
 COPY .git /src/gh/pages-gem/.git
 COPY Gemfile* /src/gh/pages-gem/
 COPY github-pages.gemspec /src/gh/pages-gem
diff --git a/Dockerfile.alpine b/Dockerfile.alpine
index 3c572c2f..aea69e92 100644
--- a/Dockerfile.alpine
+++ b/Dockerfile.alpine
@@ -1,4 +1,4 @@
-FROM ruby:2.7.3-alpine
+FROM ruby:3.3-alpine
 
 RUN apk update && apk add --no-cache \
   git
diff --git a/Gemfile b/Gemfile
index 464ed458..31363899 100644
--- a/Gemfile
+++ b/Gemfile
@@ -8,7 +8,7 @@ gemspec
 gem "jekyll-octicons"
 
 group :test do
-  gem "rubocop", "~> 0.79"
+  gem "rubocop", "~> 1.37"
   gem "rubocop-performance"
   gem "webmock"
 end
diff --git a/bin/github-pages b/bin/github-pages
index d91bf9d4..5ae512c9 100755
--- a/bin/github-pages
+++ b/bin/github-pages
@@ -43,7 +43,7 @@ Mercenary.program(:"github-pages") do |p|
     c.action do |args, options|
       require 'github-pages-health-check'
       cname_path = File.expand_path "CNAME", Dir.pwd
-      raise "No CNAME file found in current directory" unless File.exists?(cname_path)
+      raise "No CNAME file found in current directory" unless File.exist?(cname_path)
       cname = File.open(cname_path).read.strip
       check = GitHubPages::HealthCheck.check(cname)
       puts "Checking domain #{cname}..."
diff --git a/github-pages.gemspec b/github-pages.gemspec
index 3602f4f8..dacbb09f 100644
--- a/github-pages.gemspec
+++ b/github-pages.gemspec
@@ -30,5 +30,5 @@ Gem::Specification.new do |s|
   s.add_development_dependency("jekyll_test_plugin_malicious", "~> 0.2")
   s.add_development_dependency("pry", "~> 0.10")
   s.add_development_dependency("rspec", "~> 3.3")
-  s.add_development_dependency("rubocop-github", "0.16.0")
+  s.add_development_dependency("rubocop-github", "0.20.0")
 end
diff --git a/lib/github-pages/dependencies.rb b/lib/github-pages/dependencies.rb
index dba5cc26..5d3f948d 100644
--- a/lib/github-pages/dependencies.rb
+++ b/lib/github-pages/dependencies.rb
@@ -7,39 +7,39 @@ module GitHubPages
   class Dependencies
     VERSIONS = {
       # Jekyll
-      "jekyll" => "3.9.3",
+      "jekyll" => "3.9.5",
       "jekyll-sass-converter" => "1.5.2",
 
       # Converters
-      "kramdown" => "2.3.2",
+      "kramdown" => "2.4.0",
       "kramdown-parser-gfm" => "1.1.0",
       "jekyll-commonmark-ghpages" => "0.4.0",
 
       # Misc
       "liquid" => "4.0.4",
-      "rouge" => "3.26.0",
-      "github-pages-health-check" => "1.17.9",
+      "rouge" => "3.30.0",
+      "github-pages-health-check" => "1.18.2",
 
       # Plugins
       "jekyll-redirect-from" => "0.16.0",
       "jekyll-sitemap" => "1.4.0",
-      "jekyll-feed" => "0.15.1",
+      "jekyll-feed" => "0.17.0",
       "jekyll-gist" => "1.5.0",
       "jekyll-paginate" => "1.1.0",
-      "jekyll-coffeescript" => "1.1.1",
+      "jekyll-coffeescript" => "1.2.2",
       "jekyll-seo-tag" => "2.8.0",
-      "jekyll-github-metadata" => "2.13.0",
-      "jekyll-avatar" => "0.7.0",
+      "jekyll-github-metadata" => "2.16.1",
+      "jekyll-avatar" => "0.8.0",
       "jekyll-remote-theme" => "0.4.3",
       "jekyll-include-cache" => "0.2.1",
 
       # Plugins to match GitHub.com Markdown
-      "jemoji" => "0.12.0",
+      "jemoji" => "0.13.0",
       "jekyll-mentions" => "1.6.0",
       "jekyll-relative-links" => "0.6.1",
       "jekyll-optional-front-matter" => "0.3.2",
       "jekyll-readme-index" => "0.3.0",
-      "jekyll-default-layout" => "0.1.4",
+      "jekyll-default-layout" => "0.1.5",
       "jekyll-titles-from-headings" => "0.5.3",
     }.freeze
 
diff --git a/lib/github-pages/version.rb b/lib/github-pages/version.rb
index a38e8a6b..c69e2cda 100644
--- a/lib/github-pages/version.rb
+++ b/lib/github-pages/version.rb
@@ -1,5 +1,5 @@
 # frozen_string_literal: true
 
 module GitHubPages
-  VERSION = 228
+  VERSION = 231
 end
diff --git a/script/cibuild-docker b/script/cibuild-docker
index 7a6ca87d..374ac15e 100755
--- a/script/cibuild-docker
+++ b/script/cibuild-docker
@@ -2,8 +2,5 @@
 
 set -ex
 
-# Set the ruby version in the Action definition matrix.
-: "${RUBY_VERSION:="2.7.3"}"
-
-docker build --build-arg "RUBY_VERSION=$RUBY_VERSION" -t github-pages .
+docker build -t github-pages .
 docker run --rm --workdir /src/gh/pages-gem github-pages script/cibuild
diff --git a/spec/fixtures/jekyll-relative-links.md b/spec/fixtures/jekyll-relative-links.md
index 889348d1..bebe8a23 100644
--- a/spec/fixtures/jekyll-relative-links.md
+++ b/spec/fixtures/jekyll-relative-links.md
@@ -1,5 +1,7 @@
 ---
+excerpt: Just a relative link
 ---
 
-
 [Jekyll](jekyll.md)
+
+{{ page.excerpt }}
\ No newline at end of file
diff --git a/spec/github-pages/integration_spec.rb b/spec/github-pages/integration_spec.rb
index 35740df2..d673a418 100644
--- a/spec/github-pages/integration_spec.rb
+++ b/spec/github-pages/integration_spec.rb
@@ -224,6 +224,7 @@ def rm_destination
     context "jekyll-relative-links" do
       it "converts relative links" do
         expect(contents).to match('<a href="/jekyll.html">Jekyll</a>')
+        expect(contents).to match("<p>Just a relative link</p>") # excerpt
       end
     end