diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 10a1ab8..89b1b04 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -15,7 +15,7 @@ jobs:
       - name: Setup Ruby
         uses: ruby/setup-ruby@v1
         with:
-          ruby-version: '3.1' # Not needed with a .ruby-version file
+          ruby-version: '3.3' # Not needed with a .ruby-version file
           bundler-cache: true # runs 'bundle install' and caches installed gems automatically
           cache-version: 0 # Increment this number if you need to re-download cached gems
       - name: Build with Jekyll
diff --git a/Gemfile b/Gemfile
index 0a1bfe6..e9a4ae6 100644
--- a/Gemfile
+++ b/Gemfile
@@ -3,5 +3,5 @@ source 'https://rubygems.org'
 gem "jekyll", "~> 4.3.3" # installed by `gem jekyll`
 # gem "webrick"        # required when using Ruby >= 3 and Jekyll <= 4.2.2
 
-gem "just-the-docs", "0.8.2" # pinned to the current release
+gem "just-the-docs", "0.9.0" # pinned to the current release
 # gem "just-the-docs"        # always download the latest release
diff --git a/Gemfile.lock b/Gemfile.lock
index 40bced6..644b01b 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,22 +1,26 @@
 GEM
   remote: https://rubygems.org/
   specs:
-    addressable (2.8.6)
-      public_suffix (>= 2.0.2, < 6.0)
+    addressable (2.8.7)
+      public_suffix (>= 2.0.2, < 7.0)
+    bigdecimal (3.1.8)
     colorator (1.1.0)
-    concurrent-ruby (1.2.3)
+    concurrent-ruby (1.3.4)
     em-websocket (0.5.3)
       eventmachine (>= 0.12.9)
       http_parser.rb (~> 0)
     eventmachine (1.2.7)
-    ffi (1.16.3)
+    ffi (1.17.0-arm64-darwin)
+    ffi (1.17.0-x86_64-linux-gnu)
     forwardable-extended (2.6.0)
-    google-protobuf (4.26.1-arm64-darwin)
+    google-protobuf (4.27.3-arm64-darwin)
+      bigdecimal
       rake (>= 13)
-    google-protobuf (4.26.1-x86_64-linux)
+    google-protobuf (4.27.3-x86_64-linux)
+      bigdecimal
       rake (>= 13)
     http_parser.rb (0.8.0)
-    i18n (1.14.4)
+    i18n (1.14.5)
       concurrent-ruby (~> 1.0)
     jekyll (4.3.3)
       addressable (~> 2.4)
@@ -42,7 +46,7 @@ GEM
       jekyll (>= 3.8, < 5.0)
     jekyll-watch (2.2.1)
       listen (~> 3.0)
-    just-the-docs (0.8.2)
+    just-the-docs (0.9.0)
       jekyll (>= 3.8.5)
       jekyll-include-cache
       jekyll-seo-tag (>= 2.0)
@@ -58,19 +62,19 @@ GEM
     mercenary (0.4.0)
     pathutil (0.16.2)
       forwardable-extended (~> 2.6)
-    public_suffix (5.0.4)
-    rake (13.1.0)
+    public_suffix (6.0.1)
+    rake (13.2.1)
     rb-fsevent (0.11.2)
-    rb-inotify (0.10.1)
+    rb-inotify (0.11.1)
       ffi (~> 1.0)
     rexml (3.3.6)
       strscan
-    rouge (4.2.1)
+    rouge (4.3.0)
     safe_yaml (1.0.5)
-    sass-embedded (1.72.0-arm64-darwin)
-      google-protobuf (>= 3.25, < 5.0)
-    sass-embedded (1.72.0-x86_64-linux-gnu)
-      google-protobuf (>= 3.25, < 5.0)
+    sass-embedded (1.77.8-arm64-darwin)
+      google-protobuf (~> 4.26)
+    sass-embedded (1.77.8-x86_64-linux-gnu)
+      google-protobuf (~> 4.26)
     strscan (3.1.0)
     terminal-table (3.0.2)
       unicode-display_width (>= 1.1.1, < 3)
@@ -83,7 +87,7 @@ PLATFORMS
 
 DEPENDENCIES
   jekyll (~> 4.3.3)
-  just-the-docs (= 0.8.2)
+  just-the-docs (= 0.9.0)
 
 BUNDLED WITH
    2.3.26