diff --git a/Gemfile b/Gemfile
index 732333daf..56bb717e0 100644
--- a/Gemfile
+++ b/Gemfile
@@ -9,7 +9,7 @@ gem "actionpack-xml_parser"
 gem 'roadie-rails', '~> 3.2.0'
 gem 'marcel'
 gem 'mail', '~> 2.8.1'
-gem 'nokogiri', '~> 1.16.0'
+gem 'nokogiri', '~> 1.18.3'
 gem 'i18n', '~> 1.14.1'
 gem 'rbpdf', '~> 1.21.3'
 gem 'addressable'