diff --git a/Gemfile b/Gemfile
index b16f82e..5408c3a 100644
--- a/Gemfile
+++ b/Gemfile
@@ -1,8 +1,8 @@
 source 'https://rubygems.org'
 
 group :development, :test do
-  gem 'html-proofer', '~> 3.19.3'
-  gem 'jekyll', '~> 4.2.1'
+  gem 'html-proofer', '~> 3.19.4'
+  gem 'jekyll', '~> 4.2.2'
   gem 'jekyll-feed', '~> 0.16.0'
   gem 'jekyll-paginate', '~> 1.1.0'
   gem 'jekyll-redirect-from', '~> 0.16.0'
diff --git a/Gemfile.lock b/Gemfile.lock
index 892fe09..befef92 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -4,7 +4,7 @@ GEM
     addressable (2.8.0)
       public_suffix (>= 2.0.2, < 5.0)
     colorator (1.1.0)
-    concurrent-ruby (1.1.9)
+    concurrent-ruby (1.1.10)
     em-websocket (0.5.3)
       eventmachine (>= 0.12.9)
       http_parser.rb (~> 0)
@@ -13,20 +13,21 @@ GEM
     eventmachine (1.2.7)
     eventmachine (1.2.7-x64-mingw32)
     ffi (1.15.5)
+    ffi (1.15.5-x64-mingw-ucrt)
     ffi (1.15.5-x64-mingw32)
     forwardable-extended (2.6.0)
-    html-proofer (3.19.3)
+    html-proofer (3.19.4)
       addressable (~> 2.3)
       mercenary (~> 0.3)
-      nokogiri (~> 1.12)
-      parallel (~> 1.3)
+      nokogiri (~> 1.13)
+      parallel (~> 1.10)
       rainbow (~> 3.0)
       typhoeus (~> 1.3)
       yell (~> 2.0)
     http_parser.rb (0.8.0)
-    i18n (1.9.1)
+    i18n (1.12.0)
       concurrent-ruby (~> 1.0)
-    jekyll (4.2.1)
+    jekyll (4.2.2)
       addressable (~> 2.4)
       colorator (~> 1.0)
       em-websocket (~> 0.5)
@@ -46,13 +47,13 @@ GEM
     jekyll-paginate (1.1.0)
     jekyll-redirect-from (0.16.0)
       jekyll (>= 3.3, < 5.0)
-    jekyll-sass-converter (2.1.0)
+    jekyll-sass-converter (2.2.0)
       sassc (> 2.0.1, < 3.0)
     jekyll-sitemap (1.4.0)
       jekyll (>= 3.7, < 5.0)
     jekyll-watch (2.2.1)
       listen (~> 3.0)
-    kramdown (2.3.1)
+    kramdown (2.4.0)
       rexml
     kramdown-parser-gfm (1.1.0)
       kramdown (~> 2.0)
@@ -62,22 +63,20 @@ GEM
       rb-inotify (~> 0.9, >= 0.9.10)
     mercenary (0.4.0)
     mini_portile2 (2.8.0)
-    nokogiri (1.13.6)
+    nokogiri (1.13.7)
       mini_portile2 (~> 2.8.0)
       racc (~> 1.4)
-    nokogiri (1.13.6-x64-mingw32)
-      racc (~> 1.4)
-    parallel (1.21.0)
+    parallel (1.22.1)
     pathutil (0.16.2)
       forwardable-extended (~> 2.6)
-    public_suffix (4.0.6)
+    public_suffix (4.0.7)
     racc (1.6.0)
     rainbow (3.1.1)
-    rb-fsevent (0.11.0)
+    rb-fsevent (0.11.1)
     rb-inotify (0.10.1)
       ffi (~> 1.0)
     rexml (3.2.5)
-    rouge (3.27.0)
+    rouge (3.29.0)
     safe_yaml (1.0.5)
     sassc (2.4.0)
       ffi (~> 1.9)
@@ -94,11 +93,12 @@ GEM
 
 PLATFORMS
   ruby
+  x64-mingw-ucrt
   x64-mingw32
 
 DEPENDENCIES
-  html-proofer (~> 3.19.3)
-  jekyll (~> 4.2.1)
+  html-proofer (~> 3.19.4)
+  jekyll (~> 4.2.2)
   jekyll-feed (~> 0.16.0)
   jekyll-paginate (~> 1.1.0)
   jekyll-redirect-from (~> 0.16.0)
@@ -107,4 +107,4 @@ DEPENDENCIES
   webrick (~> 1.7)
 
 BUNDLED WITH
-   2.3.6
+   2.3.17