diff --git a/Gemfile b/Gemfile
index 14a3712..8a36c27 100644
--- a/Gemfile
+++ b/Gemfile
@@ -9,7 +9,7 @@ group :development do
     gem 'steep', '~> 1.6.0', require: false
   end
   group :documentation do
-    gem 'yard', '~> 0.9.0', require: false
+    gem 'yard', github: 'ParadoxV5/yard', tag: 'commonmarker-1.0_1', require: false
     gem 'commonmarker', '~> 1.0.4', require: false
   end
   group :test do