diff --git a/Gemfile b/Gemfile
index e95386f3e..57e4a2129 100644
--- a/Gemfile
+++ b/Gemfile
@@ -61,7 +61,7 @@ gem 'idn-ruby', require: 'idn'
 gem 'kaminari', '~> 1.2'
 gem 'link_header', '~> 0.0'
 gem 'mime-types', '~> 3.4.1', require: 'mime/types/columnar'
-gem 'nokogiri', '~> 1.12'
+gem 'nokogiri', '~> 1.13'
 gem 'nsa', '~> 0.2'
 gem 'oj', '~> 3.13'
 gem 'ox', '~> 2.14'
diff --git a/Gemfile.lock b/Gemfile.lock
index b546aed95..bad228b78 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -375,7 +375,7 @@ GEM
       mime-types-data (~> 3.2015)
     mime-types-data (3.2021.1115)
     mini_mime (1.1.2)
-    mini_portile2 (2.6.1)
+    mini_portile2 (2.7.1)
     minitest (5.15.0)
     msgpack (1.4.2)
     multi_json (1.15.0)
@@ -385,8 +385,8 @@ GEM
       net-ssh (>= 2.6.5, < 7.0.0)
     net-ssh (6.1.0)
     nio4r (2.5.8)
-    nokogiri (1.12.5)
-      mini_portile2 (~> 2.6.1)
+    nokogiri (1.13.1)
+      mini_portile2 (~> 2.7.0)
       racc (~> 1.4)
     nsa (0.2.8)
       activesupport (>= 4.2, < 7)
@@ -743,7 +743,7 @@ DEPENDENCIES
   microformats (~> 4.2)
   mime-types (~> 3.4.1)
   net-ldap (~> 0.17)
-  nokogiri (~> 1.12)
+  nokogiri (~> 1.13)
   nsa (~> 0.2)
   oj (~> 3.13)
   omniauth (~> 1.9)