diff --git a/tests/test_pipelines.py b/tests/test_pipelines.py
index 3973f5ae9..1a8ba6c73 100644
--- a/tests/test_pipelines.py
+++ b/tests/test_pipelines.py
@@ -4,10 +4,11 @@
 import pytest
 
 import plumbum
+from plumbum._testtools import skip_on_windows
 from plumbum.commands import BaseCommand
 
 
-@pytest.mark.xfail(env.WIN, reason="TODO: only fixed on posix systems")
+@skip_on_windows
 @pytest.mark.timeout(3)
 def test_draining_stderr(generate_cmd, process_cmd):
     stdout, stderr = get_output_with_iter_lines(
@@ -20,7 +21,7 @@ def test_draining_stderr(generate_cmd, process_cmd):
     assert len(stdout) == 5000
 
 
-@pytest.mark.xfail(env.WIN, reason="TODO: only fixed on posix systems")
+@skip_on_windows
 @pytest.mark.timeout(3)
 def test_draining_stderr_with_stderr_redirect(tmp_path, generate_cmd, process_cmd):
     stdout, stderr = get_output_with_iter_lines(
@@ -33,7 +34,7 @@ def test_draining_stderr_with_stderr_redirect(tmp_path, generate_cmd, process_cm
     assert len(stdout) == 5000
 
 
-@pytest.mark.xfail(env.WIN, reason="TODO: only fixed on posix systems")
+@skip_on_windows
 @pytest.mark.timeout(3)
 def test_draining_stderr_with_stdout_redirect(tmp_path, generate_cmd, process_cmd):
     stdout, stderr = get_output_with_iter_lines(