diff --git a/.rubocop.yml b/.rubocop.yml
index 46d90a820..423033198 100644
--- a/.rubocop.yml
+++ b/.rubocop.yml
@@ -146,6 +146,8 @@ Rails/FindEach:
   Enabled: false
 
 Rails/HasAndBelongsToMany:
+  Description: 'Prefer has_many :through to has_and_belongs_to_many.'
+  StyleGuide: 'https://github.com/bbatsov/rails-style-guide#has-many-through'
   Enabled: false