diff --git a/stdlib/@tests/stubtest_allowlists/linux.txt b/stdlib/@tests/stubtest_allowlists/linux.txt
index 0c66b6bb6..dd8032121 100644
--- a/stdlib/@tests/stubtest_allowlists/linux.txt
+++ b/stdlib/@tests/stubtest_allowlists/linux.txt
@@ -5,7 +5,6 @@
 _socket.*
 _posixsubprocess.cloexec_pipe
 curses.has_key
-os.plock
 selectors.KqueueSelector
 socket.[A-Z0-9_]+
 
diff --git a/stdlib/os/__init__.pyi b/stdlib/os/__init__.pyi
index 9045aa105..9b00117a5 100644
--- a/stdlib/os/__init__.pyi
+++ b/stdlib/os/__init__.pyi
@@ -914,8 +914,8 @@ if sys.platform != "win32":
     def forkpty() -> tuple[int, int]: ...  # some flavors of Unix
     def killpg(pgid: int, signal: int, /) -> None: ...
     def nice(increment: int, /) -> int: ...
-    if sys.platform != "darwin":
-        def plock(op: int, /) -> None: ...  # ???op is int?
+    if sys.platform != "darwin" and sys.platform != "linux":
+        def plock(op: int, /) -> None: ...
 
 class _wrap_close(_TextIOWrapper):
     def __init__(self, stream: _TextIOWrapper, proc: Popen[str]) -> None: ...