diff --git a/Gemfile b/Gemfile
index 88ea547..8dc31b0 100644
--- a/Gemfile
+++ b/Gemfile
@@ -24,7 +24,7 @@ group :development do
   gem 'rubycritic', '~> 4.3', '>= 4.3.3', require: false
   # Auto completions for SketchUp API.
   gem 'sketchup-api-stubs'
-
+  # Runtime dependency of skippy for Ruby 3.2. Have it!
   gem 'sorted_set', '~> 1.0'
   # Aid with common SketchUp extension tasks.
   gem 'skippy', '~> 0.5.2.a'