diff --git a/ChangeLog b/ChangeLog
index 924451260d..2f7d430836 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,11 @@
+Thu Jun 16 03:08:11 2011  NAKAMURA Usaku  <usa@ruby-lang.org>
+
+	* test/testunit/test_parallel.rb (TestParallel::TestParallelWorker#
+	  setup): now can run on Windows, probably.
+
+	* test/testunit/test_parallel.rb (TestParallel::TestParalle#setup):
+	  ditto.
+
 Thu Jun 16 03:00:26 2011  NAKAMURA Usaku  <usa@ruby-lang.org>
 
 	* thread.c (do_select): Windows: no need to poll if select(2) is
diff --git a/test/testunit/test_parallel.rb b/test/testunit/test_parallel.rb
index 44c15f73b9..2f114bba69 100644
--- a/test/testunit/test_parallel.rb
+++ b/test/testunit/test_parallel.rb
@@ -8,10 +8,6 @@ module TestParallel
 
   class TestParallelWorker < Test::Unit::TestCase
     def setup
-      if /mswin|mingw|cygwin/ =~ RUBY_PLATFORM
-        skip "parallel testing doesn't support Windows yet."
-      end
-
       i, @worker_in = IO.pipe
       @worker_out, o = IO.pipe
       @worker_pid = spawn(*@options[:ruby], PARALLEL_RB,
@@ -123,12 +119,6 @@ module TestParallel
   end
 
   class TestParallel < Test::Unit::TestCase
-    def setup
-      if /mswin|mingw|cygwin/ =~ RUBY_PLATFORM
-        skip "parallel testing doesn't support Windows yet."
-      end
-    end
-
     def spawn_runner(*opt_args)
       @test_out, o = IO.pipe
       @test_pid = spawn(*@options[:ruby], TESTS+"/runner.rb",