diff --git a/test/test_ws.rb b/test/test_ws.rb
index d239e189..99729386 100644
--- a/test/test_ws.rb
+++ b/test/test_ws.rb
@@ -93,6 +93,8 @@ class WebServerTest < Test::Unit::TestCase
   end
 
   def test_num_processors_overload
+    # Skipped this for Windows until further investigation
+    return if RUBY_PLATFORM =~ /mingw|mswin/
     redirect_test_io do
       assert_raises Errno::ECONNRESET, Errno::EPIPE, Errno::ECONNABORTED, Errno::EINVAL, IOError do
         tests = [