diff --git a/stdlib/collections/__init__.pyi b/stdlib/collections/__init__.pyi
index d4c537b13..e5288e00e 100644
--- a/stdlib/collections/__init__.pyi
+++ b/stdlib/collections/__init__.pyi
@@ -125,12 +125,12 @@ class UserList(MutableSequence[_T]):
     def __copy__(self: Self) -> Self: ...
     def count(self, item: _T) -> int: ...
     # All arguments are passed to `list.index` at runtime, so the signature should be kept in line with `list.index`.
-    def index(self, item: _T, __start: SupportsIndex = ..., __stop: SupportsIndex = ...) -> int: ...
+    def index(self, item: _T, __start: SupportsIndex = 0, __stop: SupportsIndex = sys.maxsize) -> int: ...
     # All arguments are passed to `list.sort` at runtime, so the signature should be kept in line with `list.sort`.
     @overload
-    def sort(self: UserList[SupportsRichComparisonT], *, key: None = ..., reverse: bool = ...) -> None: ...
+    def sort(self: UserList[SupportsRichComparisonT], *, key: None = None, reverse: bool = False) -> None: ...
     @overload
-    def sort(self, *, key: Callable[[_T], SupportsRichComparison], reverse: bool = ...) -> None: ...
+    def sort(self, *, key: Callable[[_T], SupportsRichComparison], reverse: bool = False) -> None: ...
     def extend(self, other: Iterable[_T]) -> None: ...
 
 class UserString(Sequence[UserString]):
@@ -218,9 +218,9 @@ class deque(MutableSequence[_T], Generic[_T]):
     @property
     def maxlen(self) -> int | None: ...
     @overload
-    def __init__(self, *, maxlen: int | None = ...) -> None: ...
+    def __init__(self, *, maxlen: int | None = None) -> None: ...
     @overload
-    def __init__(self, iterable: Iterable[_T], maxlen: int | None = ...) -> None: ...
+    def __init__(self, iterable: Iterable[_T], maxlen: int | None = None) -> None: ...
     def append(self, __x: _T) -> None: ...
     def appendleft(self, __x: _T) -> None: ...
     def copy(self: Self) -> Self: ...
@@ -228,11 +228,11 @@ class deque(MutableSequence[_T], Generic[_T]):
     def extend(self, __iterable: Iterable[_T]) -> None: ...
     def extendleft(self, __iterable: Iterable[_T]) -> None: ...
     def insert(self, __i: int, __x: _T) -> None: ...
-    def index(self, __x: _T, __start: int = ..., __stop: int = ...) -> int: ...
+    def index(self, __x: _T, __start: int = 0, __stop: int = ...) -> int: ...
     def pop(self) -> _T: ...  # type: ignore[override]
     def popleft(self) -> _T: ...
     def remove(self, __value: _T) -> None: ...
-    def rotate(self, __n: int = ...) -> None: ...
+    def rotate(self, __n: int = 1) -> None: ...
     def __copy__(self: Self) -> Self: ...
     def __len__(self) -> int: ...
     # These methods of deque don't take slices, unlike MutableSequence, hence the type: ignores
@@ -281,9 +281,9 @@ class Counter(dict[_T, int], Generic[_T]):
     @overload  # type: ignore[override]
     def update(self, __m: Mapping[_T, int], **kwargs: int) -> None: ...
     @overload
-    def update(self, __m: Iterable[_T], **kwargs: int) -> None: ...
+    def update(self, __iterable: Iterable[_T], **kwargs: int) -> None: ...
     @overload
-    def update(self, __m: None = ..., **kwargs: int) -> None: ...
+    def update(self, __iterable: None = None, **kwargs: int) -> None: ...
     def __missing__(self, key: _T) -> int: ...
     def __delitem__(self, elem: object) -> None: ...
     if sys.version_info >= (3, 10):
@@ -412,13 +412,13 @@ class ChainMap(MutableMapping[_KT, _VT], Generic[_KT, _VT]):
     @overload
     def pop(self, key: _KT) -> _VT: ...
     @overload
-    def pop(self, key: _KT, default: _VT | _T = ...) -> _VT | _T: ...
+    def pop(self, key: _KT, default: _VT | _T) -> _VT | _T: ...
     def copy(self: Self) -> Self: ...
     __copy__ = copy
     # All arguments to `fromkeys` are passed to `dict.fromkeys` at runtime, so the signature should be kept in line with `dict.fromkeys`.
     @classmethod
     @overload
-    def fromkeys(cls, iterable: Iterable[_T], __value: None = ...) -> ChainMap[_T, Any | None]: ...
+    def fromkeys(cls, iterable: Iterable[_T], __value: None = None) -> ChainMap[_T, Any | None]: ...
     @classmethod
     @overload
     def fromkeys(cls, __iterable: Iterable[_T], __value: _S) -> ChainMap[_T, _S]: ...