diff --git a/railties/lib/rails/test_help.rb b/railties/lib/rails/test_help.rb
index 5cf44e63319..a83e39faee6 100644
--- a/railties/lib/rails/test_help.rb
+++ b/railties/lib/rails/test_help.rb
@@ -27,13 +27,15 @@ if defined?(ActiveRecord::Base)
 end
 
 class ActionController::TestCase
-  setup do
+  def before_setup
     @routes = Rails.application.routes
+    super
   end
 end
 
 class ActionDispatch::IntegrationTest
-  setup do
+  def before_setup
     @routes = Rails.application.routes
+    super
   end
 end