diff --git a/Gemfile b/Gemfile
index be22a71..d412433 100644
--- a/Gemfile
+++ b/Gemfile
@@ -8,7 +8,7 @@ gem 'middleman-autoprefixer', '~> 2.10.0'
 gem 'middleman-sprockets', '~> 4.1.1'
 gem 'middleman-syntax', '~> 3.2.0'
 gem 'nokogiri', '~> 1.13.6'
-gem 'rack', '~> 2.2.3'
+gem 'rack', '~> 2.2.6'
 gem 'redcarpet', '~> 3.5.1'
 gem 'rouge', '~> 3.26.0'
 
diff --git a/Gemfile.lock b/Gemfile.lock
index 2aeb044..25d2f06 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -91,7 +91,7 @@ GEM
     parallel (1.20.1)
     public_suffix (4.0.6)
     racc (1.6.0)
-    rack (2.2.3.1)
+    rack (2.2.6.2)
     rb-fsevent (0.10.4)
     rb-inotify (0.10.1)
       ffi (~> 1.0)
@@ -123,7 +123,7 @@ DEPENDENCIES
   middleman-sprockets (~> 4.1.1)
   middleman-syntax (~> 3.2.0)
   nokogiri (~> 1.13.6)
-  rack (~> 2.2.3)
+  rack (~> 2.2.6)
   redcarpet (~> 3.5.1)
   rouge (~> 3.26.0)