diff --git a/CHANGELOG.rst b/CHANGELOG.rst
index f7f47fd..aa3f710 100644
--- a/CHANGELOG.rst
+++ b/CHANGELOG.rst
@@ -1,3 +1,12 @@
+3.5.2 (UNRELEASED)
+------------------
+
+* Correct type annotations for ``mocker.patch.object`` to also include the string form.
+  Thanks `@plannigan`_ for the PR (`#235`_).
+
+.. _@plannigan: https://github.com/plannigan
+.. _#235: https://github.com/pytest-dev/pytest-mock/pull/235
+
 3.5.1 (2021-01-10)
 ------------------
 
diff --git a/src/pytest_mock/plugin.py b/src/pytest_mock/plugin.py
index ddcf0b5..15147bc 100644
--- a/src/pytest_mock/plugin.py
+++ b/src/pytest_mock/plugin.py
@@ -267,7 +267,7 @@ def multiple(
 
         def dict(
             self,
-            in_dict: Mapping[Any, Any],
+            in_dict: Union[Mapping[Any, Any], str],
             values: Union[Mapping[Any, Any], Iterable[Tuple[Any, Any]]] = (),
             clear: bool = False,
             **kwargs: Any