diff --git a/activerecord/test/cases/log_subscriber_test.rb b/activerecord/test/cases/log_subscriber_test.rb
index f0197ddf77..9e46de50d5 100644
--- a/activerecord/test/cases/log_subscriber_test.rb
+++ b/activerecord/test/cases/log_subscriber_test.rb
@@ -5,11 +5,12 @@ require "active_record/railties/log_subscriber"
 
 class LogSubscriberTest < ActiveSupport::TestCase
   include Rails::LogSubscriber::TestHelper
-  Rails::LogSubscriber.add(:active_record, ActiveRecord::Railties::LogSubscriber.new)
 
   def setup
-    @old_logger = ActiveRecord::Base.logger
     super
+
+    @old_logger = ActiveRecord::Base.logger
+    Rails::LogSubscriber.add(:active_record, ActiveRecord::Railties::LogSubscriber.new)
   end
 
   def teardown