diff --git a/stdlib/weakref.pyi b/stdlib/weakref.pyi
index 6d8549b98..e8ee1f482 100644
--- a/stdlib/weakref.pyi
+++ b/stdlib/weakref.pyi
@@ -32,7 +32,11 @@ class WeakValueDictionary(MutableMapping[_KT, _VT]):
     @overload
     def __init__(self) -> None: ...
     @overload
-    def __init__(self, __other: Mapping[_KT, _VT] | Iterable[tuple[_KT, _VT]], **kwargs: _VT) -> None: ...
+    def __init__(self: WeakValueDictionary[_KT, _VT], __other: Mapping[_KT, _VT] | Iterable[tuple[_KT, _VT]]) -> None: ...
+    @overload
+    def __init__(
+        self: WeakValueDictionary[str, _VT], __other: Mapping[str, _VT] | Iterable[tuple[str, _VT]] = ..., **kwargs: _VT
+    ) -> None: ...
     def __len__(self) -> int: ...
     def __getitem__(self, k: _KT) -> _VT: ...
     def __setitem__(self, k: _KT, v: _VT) -> None: ...