diff --git a/.github/workflows/python-tests.yml b/.github/workflows/python-tests.yml
index 70a4b0d..5e93fe4 100644
--- a/.github/workflows/python-tests.yml
+++ b/.github/workflows/python-tests.yml
@@ -64,6 +64,7 @@ jobs:
           - os: windows-latest
             python-version: '3.14'
             toxenv: py314-test-pytestdev
+            posargs: -v
           - os: macos-latest
             python-version: '3.14'
             toxenv: py314-test-pytestdev
diff --git a/conftest.py b/conftest.py
new file mode 100644
index 0000000..2a7c0aa
--- /dev/null
+++ b/conftest.py
@@ -0,0 +1,14 @@
+import sys
+from packaging.version import Version
+from platform import python_version
+
+import pytest
+
+PYTEST_LT_8_5 = Version(pytest.__version__) < Version('8.5.0.dev')
+
+
+# Windows + Python 3.14.0 + pytest-dev have ResourceWarning, see
+# https://github.com/scientific-python/pytest-doctestplus/issues/305
+def pytest_runtestloop(session):
+    if sys.platform == 'win32' and python_version() == "3.14.0" and not PYTEST_LT_8_5:
+        session.add_marker(pytest.mark.filterwarnings('ignore::ResourceWarning'))
diff --git a/tests/conftest.py b/tests/conftest.py
index ede8346..2e7e58f 100644
--- a/tests/conftest.py
+++ b/tests/conftest.py
@@ -1,11 +1,10 @@
-from functools import partial
 import textwrap
+from functools import partial
 from packaging.version import Version
 
 import pytest
 import numpy as np
 
-
 # Keep this until we require numpy to be >=2.0 or there is a directive in doctestplus
 # to support multiple ways of repr
 if Version(np.__version__) >= Version("2.0.dev"):
diff --git a/tests/test_doctestplus.py b/tests/test_doctestplus.py
index 5ef8700..932ec94 100644
--- a/tests/test_doctestplus.py
+++ b/tests/test_doctestplus.py
@@ -1,7 +1,6 @@
 import glob
 import os
 import sys
-import warnings
 from platform import python_version
 from textwrap import dedent
 
@@ -26,7 +25,6 @@
 
 
 PYTEST_LT_6 = Version(pytest.__version__) < Version('6.0.0')
-PYTEST_LT_8_5 = Version(pytest.__version__) < Version('8.5.0.dev')
 
 
 def test_ignored_whitespace(testdir):
@@ -732,13 +730,7 @@ def f():
     testdir.makefile('.rst', foo='>>> 1+1\n2')
 
     testdir.inline_run('--doctest-plus').assertoutcome(passed=2)
-    if os.name == "nt" and python_version() == "3.14.0" and not PYTEST_LT_8_5:
-        with warnings.catch_warnings():
-            # ResourceWarning unclosed file pytest.EXE --> PytestUnraisableExceptionWarning
-            warnings.filterwarnings("ignore")
-            testdir.inline_run('--doctest-plus', '--doctest-rst').assertoutcome(passed=3)
-    else:
-        testdir.inline_run('--doctest-plus', '--doctest-rst').assertoutcome(passed=3)
+    testdir.inline_run('--doctest-plus', '--doctest-rst').assertoutcome(passed=3)
     testdir.inline_run(
         '--doctest-plus', '--doctest-rst', '--ignore', '.'
     ).assertoutcome(passed=0)