diff --git a/Gemfile b/Gemfile
index c32ab3108..08ccca5e9 100644
--- a/Gemfile
+++ b/Gemfile
@@ -3,7 +3,7 @@
 source 'https://rubygems.org'
 
 # XML parsing for great justice
-gem "nokogiri", "~> 1.10.8"
+gem "nokogiri", "~> 1.13.6"
 
 gem "middleman", "~> 3.4.1"
 gem "middleman-blog", "~> 3.5.3"
diff --git a/Gemfile.lock b/Gemfile.lock
index 4749c34bf..db816c0c0 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -102,7 +102,7 @@ GEM
     mime-types (3.1)
       mime-types-data (~> 3.2015)
     mime-types-data (3.2016.0521)
-    mini_portile2 (2.4.0)
+    mini_portile2 (2.8.0)
     minitest (5.11.1)
     multi_json (1.14.1)
     neat (1.9.0)
@@ -111,8 +111,9 @@ GEM
     net-sftp (2.1.2)
       net-ssh (>= 2.6.5)
     net-ssh (4.2.0)
-    nokogiri (1.10.8)
-      mini_portile2 (~> 2.4.0)
+    nokogiri (1.13.6)
+      mini_portile2 (~> 2.8.0)
+      racc (~> 1.4)
     nokogumbo (1.2.0)
       nokogiri
     padrino-helpers (0.12.8.1)
@@ -125,6 +126,7 @@ GEM
       coderay (~> 1.1.0)
       method_source (~> 0.9.0)
     ptools (1.3.5)
+    racc (1.6.0)
     rack (1.6.12)
     rack-livereload (0.3.16)
       rack
@@ -173,7 +175,7 @@ DEPENDENCIES
   middleman-livereload
   middleman-ogp
   neat (~> 1.9.0)
-  nokogiri (~> 1.10.8)
+  nokogiri (~> 1.13.6)
   pry
   sanitize (~> 3.1.1)
   sass