diff --git a/activestorage/app/models/active_storage/preview.rb b/activestorage/app/models/active_storage/preview.rb
index f2709292a9d..d48dfd99594 100644
--- a/activestorage/app/models/active_storage/preview.rb
+++ b/activestorage/app/models/active_storage/preview.rb
@@ -43,7 +43,7 @@ class ActiveStorage::Preview
     @blob, @variation = blob, ActiveStorage::Variation.wrap(variation_or_variation_key)
   end
 
-  # Processes the preview if it has not been processed yet. Returns the receiving Preview instance for convenience:
+  # Processes the preview if it has not been processed yet. Returns the receiving +ActiveStorage::Preview+ instance for convenience:
   #
   #   blob.preview(resize_to_limit: [100, 100]).processed.url
   #