diff --git a/pyrightconfig.stricter.json b/pyrightconfig.stricter.json
index b19bffc4cc47..d4eb2899be82 100644
--- a/pyrightconfig.stricter.json
+++ b/pyrightconfig.stricter.json
@@ -13,7 +13,6 @@
         "stdlib/sqlite3/dbapi2.pyi",
         "stdlib/_tkinter.pyi",
         "stdlib/tkinter",
-        "stdlib/unittest/mock.pyi",
         "stdlib/xml/dom/NodeFilter.pyi",
         "stdlib/xml/dom/expatbuilder.pyi",
         "stdlib/xml/dom/minidom.pyi",
diff --git a/stdlib/unittest/mock.pyi b/stdlib/unittest/mock.pyi
index 7b14b0f78250..4f520528cd2e 100644
--- a/stdlib/unittest/mock.pyi
+++ b/stdlib/unittest/mock.pyi
@@ -1,5 +1,6 @@
 import sys
 from _typeshed import Self
+from contextlib import _GeneratorContextManager
 from typing import Any, Awaitable, Callable, Generic, Iterable, Mapping, Sequence, TypeVar, overload
 from typing_extensions import Literal
 
@@ -75,11 +76,15 @@ class _Sentinel:
 sentinel: Any
 DEFAULT: Any
 
+_ArgsKwargs = tuple[tuple[Any, ...], Mapping[str, Any]]
+_NameArgsKwargs = tuple[str, tuple[Any, ...], Mapping[str, Any]]
+_CallValue = str | tuple[Any, ...] | Mapping[str, Any] | _ArgsKwargs | _NameArgsKwargs
+
 class _Call(tuple[Any, ...]):
     def __new__(
         cls: type[Self],
-        value: Any = ...,
-        name: Any | None = ...,
+        value: _CallValue = ...,
+        name: str | None = ...,
         parent: Any | None = ...,
         two: bool = ...,
         from_kall: bool = ...,
@@ -88,7 +93,7 @@ class _Call(tuple[Any, ...]):
     parent: Any
     from_kall: Any
     def __init__(
-        self, value: Any = ..., name: Any | None = ..., parent: Any | None = ..., two: bool = ..., from_kall: bool = ...
+        self, value: _CallValue = ..., name: str | None = ..., parent: Any | None = ..., two: bool = ..., from_kall: bool = ...
     ) -> None: ...
     def __eq__(self, other: object) -> bool: ...
     def __ne__(self, __other: object) -> bool: ...
@@ -97,9 +102,9 @@ class _Call(tuple[Any, ...]):
     def __getattribute__(self, attr: str) -> Any: ...
     if sys.version_info >= (3, 8):
         @property
-        def args(self): ...
+        def args(self) -> tuple[Any, ...]: ...
         @property
-        def kwargs(self): ...
+        def kwargs(self) -> Mapping[str, Any]: ...
 
     def call_list(self) -> Any: ...
 
@@ -244,7 +249,9 @@ class _patch(Generic[_T]):
     @overload
     def __call__(self, func: Callable[..., _R]) -> Callable[..., _R]: ...
     if sys.version_info >= (3, 8):
-        def decoration_helper(self, patched, args, keywargs): ...
+        def decoration_helper(
+            self, patched: _patch[Any], args: Sequence[Any], keywargs: Any
+        ) -> _GeneratorContextManager[tuple[Sequence[Any], Any]]: ...
 
     def decorate_class(self, klass: _TT) -> _TT: ...
     def decorate_callable(self, func: Callable[..., _R]) -> Callable[..., _R]: ...
@@ -428,14 +435,14 @@ if sys.version_info >= (3, 8):
     class AsyncMock(AsyncMockMixin, AsyncMagicMixin, Mock): ...  # type: ignore # argument disparities between base classes
 
 class MagicProxy:
-    name: Any
+    name: str
     parent: Any
-    def __init__(self, name, parent) -> None: ...
+    def __init__(self, name: str, parent: Any) -> None: ...
     if sys.version_info < (3, 8):
         def __call__(self, *args: Any, **kwargs: Any) -> Any: ...
 
-    def create_mock(self): ...
-    def __get__(self, obj, _type: Any | None = ...): ...
+    def create_mock(self) -> Any: ...
+    def __get__(self, obj: Any, _type: Any | None = ...) -> Any: ...
 
 class _ANY:
     def __eq__(self, other: object) -> Literal[True]: ...