diff --git a/config/application.rb b/config/application.rb
index 0860db39a3..5ecf352bfe 100644
--- a/config/application.rb
+++ b/config/application.rb
@@ -59,6 +59,8 @@ class Application < Rails::Application
     # Handle YAML safe loading of serialized Ruby objects
     config.active_record.yaml_column_permitted_classes = [Symbol, BigDecimal, DateTime, Date, Time, ActiveSupport::TimeWithZone, ActiveSupport::TimeZone]
 
+    config.active_record.legacy_connection_handling = false
+
     config.action_dispatch.return_only_media_type_on_content_type = false
 
     config.middleware.insert_before 0, Rack::Cors do