diff --git a/docs/Gemfile b/docs/Gemfile
index 3a86d5a9..3da10e66 100644
--- a/docs/Gemfile
+++ b/docs/Gemfile
@@ -7,7 +7,7 @@ gem 'middleman-autoprefixer'
 gem 'middleman-sprockets'
 gem 'middleman-syntax'
 gem 'nokogiri'
-gem 'rack', '~> 2.2.22'
+gem 'rack', '~> 2.2.23'
 gem 'redcarpet'
 gem 'rouge', '~> 3.28.0'
 gem 'sass'
diff --git a/docs/Gemfile.lock b/docs/Gemfile.lock
index 9a3e8201..ab0acf97 100644
--- a/docs/Gemfile.lock
+++ b/docs/Gemfile.lock
@@ -111,7 +111,7 @@ GEM
     prism (1.9.0)
     public_suffix (7.0.5)
     racc (1.8.1)
-    rack (2.2.22)
+    rack (2.2.23)
     rb-fsevent (0.11.2)
     rb-inotify (0.11.1)
       ffi (~> 1.0)
@@ -151,7 +151,7 @@ DEPENDENCIES
   middleman-sprockets
   middleman-syntax
   nokogiri
-  rack (~> 2.2.22)
+  rack (~> 2.2.23)
   redcarpet
   rouge (~> 3.28.0)
   sass