diff --git a/test/test_helper.rb b/test/test_helper.rb
index 08c45c7..949583c 100644
--- a/test/test_helper.rb
+++ b/test/test_helper.rb
@@ -1,5 +1,7 @@
 require "test/unit"
 require "rack/test"
+require "rack/builder"
+require "rack/null_logger"
 require "rack-timeout"
 
 class RackTimeoutTest < Test::Unit::TestCase