diff --git a/stdlib/atexit.pyi b/stdlib/atexit.pyi
index f068a3ded..9395c6067 100644
--- a/stdlib/atexit.pyi
+++ b/stdlib/atexit.pyi
@@ -1,7 +1,11 @@
-from typing import Any, Callable
+from typing import Any, Callable, TypeVar
+from typing_extensions import ParamSpec
+
+_T = TypeVar("_T")
+_P = ParamSpec("_P")
 
 def _clear() -> None: ...
 def _ncallbacks() -> int: ...
 def _run_exitfuncs() -> None: ...
-def register(func: Callable[..., Any], *args: Any, **kwargs: Any) -> Callable[..., Any]: ...
+def register(func: Callable[_P, _T], *args: _P.args, **kwargs: _P.kwargs) -> Callable[_P, _T]: ...  # type: ignore
 def unregister(func: Callable[..., Any]) -> None: ...