diff --git a/app/models/application_record.rb b/app/models/application_record.rb
index 985df966..f09c4dd4 100644
--- a/app/models/application_record.rb
+++ b/app/models/application_record.rb
@@ -7,6 +7,6 @@ class ApplicationRecord < ActiveRecord::Base
   #
   # @return [String]
   def to_yaml(options = {})
-    self.class.inspection_filter.filter(attributes).to_yaml(options)
+    self.class.inspection_filter.filter(serializable_hash).to_yaml(options)
   end
 end