--- a/actionpack/lib/action_view/helpers/form_helper.rb
+++ b/actionpack/lib/action_view/helpers/form_helper.rb
@@ -545,7 +545,7 @@ module ActionView
         add_default_name_and_id(name_and_id)
         options.delete("index")
         options["for"] ||= name_and_id["id"]
-        content = (text.blank? ? nil : text.to_s) || method_name.humanize
+        content = (text.blank? ? (object.kind_of?(ActiveRecord::Base) ? object.class.human_attribute_name(method_name) : nil) : text.to_s) || method_name.humanize
         label_tag(name_and_id["id"], content, options)
       end