diff --git a/Gemfile b/Gemfile
index 575ba52..3b1b69b 100644
--- a/Gemfile
+++ b/Gemfile
@@ -26,7 +26,7 @@ gem "rdoc", "~> 6.3"
 gem "pry", "~> 0.12.2"
 
 gem "git", "~> 1.5"
-gem "nokogiri", "~> 1.13.2"
+gem "nokogiri", "~> 1.13.4"
 gem "babel-transpiler", ">= 0.7.0", git: "https://github.com/isantoshsingh/ruby-babel-transpiler"
 gem "therubyracer"
 gem "html-proofer", "~> 3.15"
diff --git a/Gemfile.lock b/Gemfile.lock
index 311951e..e0accc2 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -90,7 +90,7 @@ GEM
     minitest (5.14.0)
     minitest-color (0.0.2)
       minitest (~> 5)
-    nokogiri (1.13.2)
+    nokogiri (1.13.4)
       mini_portile2 (~> 2.8.0)
       racc (~> 1.4)
     nokogumbo (2.0.2)
@@ -221,7 +221,7 @@ DEPENDENCIES
   json (~> 2.3)
   minitest (~> 5.14)
   minitest-color (~> 0.0.2)
-  nokogiri (~> 1.13.2)
+  nokogiri (~> 1.13.4)
   os (~> 1.0)
   pry (~> 0.12.2)
   rake (~> 13.0)