diff --git a/Gemfile b/Gemfile
index 3385504..93d0acc 100644
--- a/Gemfile
+++ b/Gemfile
@@ -1,6 +1,6 @@
 source 'https://rubygems.org'
 gem 'fastreader'
-gem 'nokogiri', '1.6.0', :git => 'https://github.com/sparklemotion/nokogiri.git'
+gem 'nokogiri', '1.12.5', :git => 'https://github.com/sparklemotion/nokogiri.git'
 gem 'rack', '~> 1.1'
 gem 'rspec', :git => 'https://github.com/rspec/rspec.git'
 gem 'pdfkit', '~> 0.5'