lib/cocina/models/file_set_structural.rb in cocina-models-0.63.0 vs lib/cocina/models/file_set_structural.rb in cocina-models-0.63.1

@@ -1,9 +1,9 @@
 # frozen_string_literal: true
 
 module Cocina
   module Models
     class FileSetStructural < Struct
-      attribute :contains, Types::Strict::Array.of(File).default([])
+      attribute :contains, Types::Strict::Array.of(File).default([].freeze)
     end
   end
 end