diff --git a/config/initializers/new_framework_defaults_7_0.rb b/config/initializers/new_framework_defaults_7_0.rb
index aa3bfb5bc..55906df86 100644
--- a/config/initializers/new_framework_defaults_7_0.rb
+++ b/config/initializers/new_framework_defaults_7_0.rb
@@ -80,7 +80,7 @@ Rails.application.config.action_controller.wrap_parameters_by_default = true
 #
 # See https://guides.rubyonrails.org/configuring.html#config-active-support-use-rfc4122-namespaced-uuids for
 # more information.
-# Rails.application.config.active_support.use_rfc4122_namespaced_uuids = true
+Rails.application.config.active_support.use_rfc4122_namespaced_uuids = true
 
 # Change the default headers to disable browsers' flawed legacy XSS protection.
 # Rails.application.config.action_dispatch.default_headers = {