diff --git a/Gemfile b/Gemfile
index a12b681..1427193 100644
--- a/Gemfile
+++ b/Gemfile
@@ -31,7 +31,7 @@ gem 'futex', '0.8.6'
 gem 'glogin', '~> 0.7.0'
 gem 'haml', '5.2.2'
 gem 'mail', '2.7.1'
-gem 'nokogiri', '1.13.10'
+gem 'nokogiri', '1.14.3'
 gem 'rack-ssl', '1.4.1'
 gem 'rmagick', '4.2.5'
 gem 'sass', '3.7.4'
diff --git a/Gemfile.lock b/Gemfile.lock
index c2a3ec5..abcc7ca 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -83,24 +83,24 @@ GEM
     memoizable (0.4.2)
       thread_safe (~> 0.3, >= 0.3.1)
     mini_mime (1.1.2)
-    mini_portile2 (2.8.0)
+    mini_portile2 (2.8.1)
     minitest (5.16.2)
     multi_json (1.15.0)
     multipart-post (2.2.3)
     mustermann (3.0.0)
       ruby2_keywords (~> 0.0.1)
     naught (1.1.0)
-    nokogiri (1.13.10)
+    nokogiri (1.14.3)
       mini_portile2 (~> 2.8.0)
       racc (~> 1.4)
-    nokogiri (1.13.10-x86_64-darwin)
+    nokogiri (1.14.3-x86_64-darwin)
       racc (~> 1.4)
     parallel (1.22.1)
     parser (3.1.2.0)
       ast (~> 2.4.1)
     power_assert (2.0.1)
     public_suffix (4.0.7)
-    racc (1.6.1)
+    racc (1.6.2)
     rack (2.2.4)
     rack-protection (3.0.4)
       rack
@@ -210,7 +210,7 @@ DEPENDENCIES
   glogin (~> 0.7.0)
   haml (= 5.2.2)
   mail (= 2.7.1)
-  nokogiri (= 1.13.10)
+  nokogiri (= 1.14.3)
   rack-ssl (= 1.4.1)
   rack-test (= 2.0.2)
   rake (= 13.0.6)