diff --git a/config/initializers/new_framework_defaults_7_0.rb b/config/initializers/new_framework_defaults_7_0.rb
index 79a51a5d1de..43f6f416229 100644
--- a/config/initializers/new_framework_defaults_7_0.rb
+++ b/config/initializers/new_framework_defaults_7_0.rb
@@ -41,7 +41,7 @@ Rails.application.config.active_support.remove_deprecated_time_with_zone_name =
 # will have a different format that is not supported by Rails 6.1 applications.
 # Only change this value after your application is fully deployed to Rails 7.0
 # and you have no plans to rollback.
-# Rails.application.config.active_support.cache_format_version = 7.0
+Rails.application.config.active_support.cache_format_version = 7.0
 
 # Calls `Rails.application.executor.wrap` around test cases.
 # This makes test cases behave closer to an actual request or job.