diff --git a/stdlib/builtins.pyi b/stdlib/builtins.pyi
index 52433440c..3bdf69e38 100644
--- a/stdlib/builtins.pyi
+++ b/stdlib/builtins.pyi
@@ -97,21 +97,21 @@ class object:
     def __class__(self, __type: Type[object]) -> None: ...  # type: ignore # noqa: F811
     def __init__(self) -> None: ...
     def __new__(cls: Type[_T]) -> _T: ...
-    def __setattr__(self, name: str, value: Any) -> None: ...
-    def __eq__(self, o: object) -> bool: ...
-    def __ne__(self, o: object) -> bool: ...
+    def __setattr__(self, __name: str, __value: Any) -> None: ...
+    def __eq__(self, __o: object) -> bool: ...
+    def __ne__(self, __o: object) -> bool: ...
     def __str__(self) -> str: ...
     def __repr__(self) -> str: ...
     def __hash__(self) -> int: ...
-    def __format__(self, format_spec: str) -> str: ...
-    def __getattribute__(self, name: str) -> Any: ...
-    def __delattr__(self, name: str) -> None: ...
+    def __format__(self, __format_spec: str) -> str: ...
+    def __getattribute__(self, __name: str) -> Any: ...
+    def __delattr__(self, __name: str) -> None: ...
     def __sizeof__(self) -> int: ...
     def __reduce__(self) -> str | Tuple[Any, ...]: ...
     if sys.version_info >= (3, 8):
-        def __reduce_ex__(self, protocol: SupportsIndex) -> str | Tuple[Any, ...]: ...
+        def __reduce_ex__(self, __protocol: SupportsIndex) -> str | Tuple[Any, ...]: ...
     else:
-        def __reduce_ex__(self, protocol: int) -> str | Tuple[Any, ...]: ...
+        def __reduce_ex__(self, __protocol: int) -> str | Tuple[Any, ...]: ...
     def __dir__(self) -> Iterable[str]: ...
     def __init_subclass__(cls) -> None: ...