diff --git a/test/test_testing.rb b/test/test_testing.rb
index 256af4ce..31103264 100644
--- a/test/test_testing.rb
+++ b/test/test_testing.rb
@@ -131,6 +131,7 @@ class TestTesting < Minitest::Test
     end
 
     it 'perform_one raise error upon empty queue' do
+      DirectWorker.clear
       assert_raises Sidekiq::EmptyQueueError do
         DirectWorker.perform_one
       end