diff --git a/Gemfile b/Gemfile
index 4169af2e4..05f22f9cb 100644
--- a/Gemfile
+++ b/Gemfile
@@ -60,7 +60,7 @@ gem 'idn-ruby', require: 'idn'
 gem 'kaminari', '~> 1.2'
 gem 'link_header', '~> 0.0'
 gem 'mime-types', '~> 3.3.1', require: 'mime/types/columnar'
-gem 'nokogiri', '~> 1.11'
+gem 'nokogiri', '~> 1.12'
 gem 'nsa', '~> 0.2'
 gem 'oj', '~> 3.12'
 gem 'ox', '~> 2.14'
diff --git a/Gemfile.lock b/Gemfile.lock
index 4a1d1579e..e96c54670 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -354,7 +354,7 @@ GEM
       nokogiri (~> 1)
       rake
     mini_mime (1.1.0)
-    mini_portile2 (2.5.3)
+    mini_portile2 (2.6.1)
     minitest (5.14.4)
     msgpack (1.4.2)
     multi_json (1.15.0)
@@ -364,8 +364,8 @@ GEM
       net-ssh (>= 2.6.5, < 7.0.0)
     net-ssh (6.1.0)
     nio4r (2.5.7)
-    nokogiri (1.11.7)
-      mini_portile2 (~> 2.5.0)
+    nokogiri (1.12.0)
+      mini_portile2 (~> 2.6.1)
       racc (~> 1.4)
     nokogumbo (2.0.4)
       nokogiri (~> 1.8, >= 1.8.4)
@@ -731,7 +731,7 @@ DEPENDENCIES
   microformats (~> 4.2)
   mime-types (~> 3.3.1)
   net-ldap (~> 0.17)
-  nokogiri (~> 1.11)
+  nokogiri (~> 1.12)
   nsa (~> 0.2)
   oj (~> 3.12)
   omniauth (~> 1.9)