diff --git a/test/fiber/test_scheduler.rb b/test/fiber/test_scheduler.rb
index 23fd8b4493..0e70585a9c 100644
--- a/test/fiber/test_scheduler.rb
+++ b/test/fiber/test_scheduler.rb
@@ -10,7 +10,7 @@ class TestFiberScheduler < Test::Unit::TestCase
       end
     end
   end
-  
+
   def test_closed_at_thread_exit
     scheduler = Scheduler.new