diff --git a/Lib/test/test_subprocess.py b/Lib/test/test_subprocess.py
index ba8ffa21992..3312f7cdbdc 100644
--- a/Lib/test/test_subprocess.py
+++ b/Lib/test/test_subprocess.py
@@ -317,6 +317,7 @@ def test_universal_newlines_communicate(self):
             # Interpreter without universal newline support
             self.assertEqual(stdout, "line1\nline2\rline3\r\nline4\r\nline5\nline6")
 
+    # XXX test_no_leaking takes > a minute to run on a high-end WinXP Pro box
     def test_no_leaking(self):
         # Make sure we leak no resources
         for i in range(1026):