diff --git a/psutil/tests/test_windows.py b/psutil/tests/test_windows.py
index 05044be60..88c72773d 100755
--- a/psutil/tests/test_windows.py
+++ b/psutil/tests/test_windows.py
@@ -552,7 +552,7 @@ def test_num_handles(self):
 
     def test_error_partial_copy(self):
         # https://github.com/giampaolo/psutil/issues/875
-        exc = WindowsError()
+        exc = OSError()
         exc.winerror = 299
         with mock.patch("psutil._psplatform.cext.proc_cwd", side_effect=exc):
             with mock.patch("time.sleep") as m:
@@ -883,7 +883,7 @@ def test_win_service_get(self):
 
         # test NoSuchProcess
         service = psutil.win_service_get(name)
-        exc = WindowsError(0, "msg", 0, ERROR_SERVICE_DOES_NOT_EXIST)
+        exc = OSError(0, "msg", 0, winerror=ERROR_SERVICE_DOES_NOT_EXIST)
         with mock.patch(
             "psutil._psplatform.cext.winservice_query_status", side_effect=exc
         ):
@@ -896,7 +896,7 @@ def test_win_service_get(self):
                 service.username()
 
         # test AccessDenied
-        exc = WindowsError(0, "msg", 0, ERROR_ACCESS_DENIED)
+        exc = OSError(0, "msg", 0, winerror=ERROR_ACCESS_DENIED)
         with mock.patch(
             "psutil._psplatform.cext.winservice_query_status", side_effect=exc
         ):
diff --git a/pyproject.toml b/pyproject.toml
index f029446e4..518347cb5 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -91,7 +91,6 @@ ignore = [
     "TD",  # all TODOs, XXXs, etc.
     "TRY300",  # Consider moving this statement to an `else` block
     "TRY301",  # Abstract `raise` to an inner function
-    "UP024",  # [*] Replace aliased errors with `OSError` (PYTHON2.7 COMPAT)
     "UP031",  # [*] Use format specifiers instead of percent format
 ]