diff --git a/Gemfile b/Gemfile
index fbfe1f2a..9441c74c 100644
--- a/Gemfile
+++ b/Gemfile
@@ -1,3 +1,3 @@
 source 'https://rubygems.org' do
-  gem 'html-proofer', '3.17.3'
+  gem 'html-proofer', '3.17.4'
 end