diff --git a/railties/test/isolation/abstract_unit.rb b/railties/test/isolation/abstract_unit.rb
index c3d4de0ba3a6a8545d0a105e5de209a79128b8dc..cbd06a76f60280dab653f63694c013d8aafb199a 100644
--- a/railties/test/isolation/abstract_unit.rb
+++ b/railties/test/isolation/abstract_unit.rb
@@ -163,6 +163,7 @@ def make_basic_app
       app.secrets.secret_key_base = "3b7cd727ee24e8444053437c36cc66c4"
       app.config.session_store :cookie_store, key: "_myapp_session"
       app.config.active_support.deprecation = :log
+      app.config.log_level = :info
 
       yield app if block_given?
       app.initialize!