diff --git a/docs/Gemfile b/docs/Gemfile
index 11492248..af488528 100644
--- a/docs/Gemfile
+++ b/docs/Gemfile
@@ -12,7 +12,7 @@ source "https://rubygems.org"
 gem "minima", "~> 2.5"
 # If you want to use GitHub Pages, remove the "gem "jekyll"" above and
 # uncomment the line below. To upgrade, run `bundle update github-pages`.
-gem "github-pages","~> 228", group: :jekyll_plugins
+gem "github-pages","~> 232", group: :jekyll_plugins
 gem "just-the-docs"
 # If you have any plugins, put them here!
 group :jekyll_plugins do