diff --git a/Gemfile b/Gemfile
index 27d0eea80..24250add1 100644
--- a/Gemfile
+++ b/Gemfile
@@ -46,7 +46,7 @@ gem 'pg_search', '~> 2.3', '>= 2.3.6'
 
 gem 'oj', '~> 3.16', '>= 3.16.3' # optimised JSON (picked by multi_json)
 gem 'inherited_resources', '~> 1.14' # Deprecated (https://github.com/activeadmin/inherited_resources#notice)
-gem 'nokogiri', '~> 1.16'
+gem 'nokogiri', '~> 1.18'
 gem 'mobility', '~> 1.2', '>= 1.2.9'
 gem 'devise', '~> 4.9', '>= 4.9.3'
 gem 'cancancan', '~> 3.5'
diff --git a/Gemfile.lock b/Gemfile.lock
index 4108f7036..d765af8a6 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -320,7 +320,7 @@ GEM
     matrix (0.4.2)
     mini_magick (4.13.2)
     mini_mime (1.1.5)
-    mini_portile2 (2.8.7)
+    mini_portile2 (2.8.8)
     minitest (5.24.1)
     mobility (1.2.9)
       i18n (>= 0.6.10, < 2)
@@ -348,7 +348,7 @@ GEM
       net-protocol
     net-ssh (7.2.3)
     nio4r (2.7.3)
-    nokogiri (1.16.7)
+    nokogiri (1.18.4)
       mini_portile2 (~> 2.8.2)
       racc (~> 1.4)
     numerizer (0.1.1)
@@ -671,7 +671,7 @@ DEPENDENCIES
   mobility (~> 1.2, >= 1.2.9)
   nested-hstore (~> 0.1.2)
   nested_form (~> 0.3.2)
-  nokogiri (~> 1.16)
+  nokogiri (~> 1.18)
   oj (~> 3.16, >= 3.16.3)
   paper_trail (= 15.1.0)
   pdfkit (~> 0.8.7.3)