diff --git a/activerecord/test/support/connection.rb b/activerecord/test/support/connection.rb
index 2d288542be..92736e0ca9 100644
--- a/activerecord/test/support/connection.rb
+++ b/activerecord/test/support/connection.rb
@@ -13,8 +13,7 @@ module ARTest
 
   def self.connect
     puts "Using #{connection_name}"
-    file = File.open('debug.log', 'w')
-    ActiveRecord::Model.logger = ActiveSupport::Logger.new(file)
+    ActiveRecord::Model.logger = ActiveSupport::Logger.new("debug.log")
     ActiveRecord::Model.configurations = connection_config
     ActiveRecord::Model.establish_connection 'arunit'
     ARUnit2Model.establish_connection 'arunit2'