diff --git a/docs/Gemfile b/docs/Gemfile
index 33b2ae5f..cb38f37a 100644
--- a/docs/Gemfile
+++ b/docs/Gemfile
@@ -9,5 +9,5 @@ group :test do
 end
 
 group :jekyll_plugins do
-  gem 'jekyll-vrml', '~> 2.1', '>= 2.1.0'
+  gem 'jekyll-vrml', '~> 2.2'
 end