diff --git a/stdlib/unittest/async_case.pyi b/stdlib/unittest/async_case.pyi
index f61256633..0442ec444 100644
--- a/stdlib/unittest/async_case.pyi
+++ b/stdlib/unittest/async_case.pyi
@@ -1,8 +1,11 @@
-from typing import Any, Awaitable, Callable
+from typing import Awaitable, Callable
+from typing_extensions import ParamSpec
 
 from .case import TestCase
 
+_P = ParamSpec("_P")
+
 class IsolatedAsyncioTestCase(TestCase):
     async def asyncSetUp(self) -> None: ...
     async def asyncTearDown(self) -> None: ...
-    def addAsyncCleanup(self, __func: Callable[..., Awaitable[Any]], *args: Any, **kwargs: Any) -> None: ...
+    def addAsyncCleanup(self, __func: Callable[_P, Awaitable[object]], *args: _P.args, **kwargs: _P.kwargs) -> None: ...