diff --git a/test/test_performance.rb b/test/test_performance.rb
index 57e34632d..4cfeb2ea4 100644
--- a/test/test_performance.rb
+++ b/test/test_performance.rb
@@ -22,6 +22,7 @@ def entries(dirname, *args)
     end
     original_entries(dirname, *args)
   end
+  ruby2_keywords :entries if respond_to?(:ruby2_keywords, true)
 end
 
 class TestPerformance < Sprockets::TestCase