diff --git a/Gemfile b/Gemfile
index 64fb6e933bb..c783a26f220 100644
--- a/Gemfile
+++ b/Gemfile
@@ -8,6 +8,6 @@ gem 'middleman-autoprefixer', '~> 3.0'
 gem 'middleman-sprockets', '~> 4.1'
 gem 'rouge', '~> 3.21'
 gem 'redcarpet', '~> 3.5.0'
-gem 'nokogiri', '~> 1.15.5'
+gem 'nokogiri', '~> 1.15.6'
 gem 'sass'
 gem 'webrick'
diff --git a/Gemfile.lock b/Gemfile.lock
index 9668d8ff28a..3e2cdc8402b 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -82,7 +82,7 @@ GEM
       rouge (~> 3.2)
     mini_portile2 (2.8.5)
     minitest (5.21.2)
-    nokogiri (1.15.5)
+    nokogiri (1.15.6)
       mini_portile2 (~> 2.8.2)
       racc (~> 1.4)
     padrino-helpers (0.15.1)
@@ -132,7 +132,7 @@ DEPENDENCIES
   middleman-autoprefixer (~> 3.0)
   middleman-sprockets (~> 4.1)
   middleman-syntax (~> 3.2)
-  nokogiri (~> 1.15.5)
+  nokogiri (~> 1.15.6)
   redcarpet (~> 3.5.0)
   rouge (~> 3.21)
   sass