diff --git a/docs/Gemfile b/docs/Gemfile
index c9e9c59143..87e9af76f8 100644
--- a/docs/Gemfile
+++ b/docs/Gemfile
@@ -1,6 +1,6 @@
 source 'https://rubygems.org'
 
-gem 'jekyll'
+gem 'jekyll', '>= 4.0.0'
 
 group :jekyll_plugins do
   gem 'jekyll-paginate'