diff --git a/test/test_helper.rb b/test/test_helper.rb
index 5b063de..e5e5c02 100644
--- a/test/test_helper.rb
+++ b/test/test_helper.rb
@@ -93,7 +93,7 @@ end
 
 class ActiveSupport::TestCase
   begin
-    require 'ruby_gc_test_patchs'
+    require 'ruby_gc_test_patch'
     include RubyGcTestPatch
   rescue LoadError
   end