diff --git a/stdlib/@tests/stubtest_allowlists/darwin-py313.txt b/stdlib/@tests/stubtest_allowlists/darwin-py313.txt
index b58da34e1fe2..93aba7894772 100644
--- a/stdlib/@tests/stubtest_allowlists/darwin-py313.txt
+++ b/stdlib/@tests/stubtest_allowlists/darwin-py313.txt
@@ -1,6 +1,3 @@
-# new in py313
-posixpath.splitroot
-
 # Depends on HAVE_NCURSESW and how we install CPython,
 # should be removed when 3.13 will be officially released:
 _?curses.unget_wch
diff --git a/stdlib/@tests/stubtest_allowlists/linux-py313.txt b/stdlib/@tests/stubtest_allowlists/linux-py313.txt
deleted file mode 100644
index e76c72d2ca32..000000000000
--- a/stdlib/@tests/stubtest_allowlists/linux-py313.txt
+++ /dev/null
@@ -1,2 +0,0 @@
-# TODO: triage these (new in py313)
-posixpath.splitroot
diff --git a/stdlib/@tests/stubtest_allowlists/py313.txt b/stdlib/@tests/stubtest_allowlists/py313.txt
index 8ddbb8fe3089..11898e22104d 100644
--- a/stdlib/@tests/stubtest_allowlists/py313.txt
+++ b/stdlib/@tests/stubtest_allowlists/py313.txt
@@ -4,7 +4,6 @@
 
 # TODO: triage these new errors
 _tkinter.create
-os.path.splitroot
 tkinter.Misc.after_info
 tkinter.Misc.busy
 tkinter.Misc.busy_cget
@@ -25,6 +24,11 @@ tkinter.Misc.tk_busy_status
 tkinter.Text.count
 tkinter.Wm.wm_attributes
 
+# Name of the "p" parameter changed to "path", but is
+# expected to get changed back in 3.13.1:
+# https://github.com/python/cpython/pull/124097
+(os\.path|ntpath|posixpath)\.splitroot
+
 # ======================================
 # Pre-existing errors from Python <=3.12
 # ======================================
diff --git a/stdlib/@tests/stubtest_allowlists/win32-py313.txt b/stdlib/@tests/stubtest_allowlists/win32-py313.txt
index 1f2749e76735..461872c053e8 100644
--- a/stdlib/@tests/stubtest_allowlists/win32-py313.txt
+++ b/stdlib/@tests/stubtest_allowlists/win32-py313.txt
@@ -1,11 +1,8 @@
-# New in py313 (triage these!)
-ntpath.exists
-ntpath.lexists
-ntpath.splitroot
-os.path.exists
-os.path.lexists
-
 # Undocumented internal method, not really for public consumption.
 # (Hard to add types for unless we add stubs for the undocumented _overlapped module...)
 asyncio.IocpProactor.finish_socket_func
 asyncio.windows_events.IocpProactor.finish_socket_func
+
+# Argument was made keyword-only, may be fixed in 3.13.1
+# https://github.com/python/cpython/issues/124917
+(os\.path|ntpath)\.l?exists