#13012: use splitlines(keepends=True/False) instead of splitlines(0/1).
diff --git a/Lib/test/test_nntplib.py b/Lib/test/test_nntplib.py
index ec790ad..d8e6332 100644
--- a/Lib/test/test_nntplib.py
+++ b/Lib/test/test_nntplib.py
@@ -1033,12 +1033,12 @@
         self.assertEqual(resp, success_resp)
         # With an iterable of terminated lines
         def iterlines(b):
-            return iter(b.splitlines(True))
+            return iter(b.splitlines(keepends=True))
         resp = self._check_post_ihave_sub(func, *args, file_factory=iterlines)
         self.assertEqual(resp, success_resp)
         # With an iterable of non-terminated lines
         def iterlines(b):
-            return iter(b.splitlines(False))
+            return iter(b.splitlines(keepends=False))
         resp = self._check_post_ihave_sub(func, *args, file_factory=iterlines)
         self.assertEqual(resp, success_resp)