diff --git a/test/sandbox/config/environments/test.rb b/test/sandbox/config/environments/test.rb
index 43cd3b2d8..8896f7e96 100644
--- a/test/sandbox/config/environments/test.rb
+++ b/test/sandbox/config/environments/test.rb
@@ -54,4 +54,6 @@
   config.action_view.annotate_rendered_view_with_filenames = true if Rails.version.to_f >= 6.1
 
   config.eager_load = true
+
+  config.active_support.to_time_preserves_timezone = :zone
 end