diff --git a/docs/main/changelog.rst b/docs/main/changelog.rst
index 381e95bb..50a6eb4d 100644
--- a/docs/main/changelog.rst
+++ b/docs/main/changelog.rst
@@ -7,9 +7,16 @@ that were made in every particular version.
 From version 0.7.6 *Dependency Injector* framework strictly 
 follows `Semantic versioning`_
 
+3.16.1
+------
+- Update ``singleton_thread_locals.py`` to support Python 3 (thanks to
+  `RobinsonMa <https://github.com/RobinsonMa>`_,
+  `PR #252 <https://github.com/ets-labs/python-dependency-injector/pull/252>`_).
+- Fix Disqus comments.
+- Fix warnings in API docs.
+
 3.16.0
 ------
-
 - Add ``List`` provider
   `issue #243 <https://github.com/ets-labs/python-dependency-injector/issues/243>`_,
   `PR #251 <https://github.com/ets-labs/python-dependency-injector/pull/251>`_.
@@ -19,7 +26,6 @@ follows `Semantic versioning`_
 - Add support of six 1.15.0.
 - Regenerate C sources using Cython 0.29.20.
 
-
 3.15.6
 ------
 - Fix changelog typo.
diff --git a/src/dependency_injector/__init__.py b/src/dependency_injector/__init__.py
index 2efda68b..34501bf1 100644
--- a/src/dependency_injector/__init__.py
+++ b/src/dependency_injector/__init__.py
@@ -1,6 +1,6 @@
 """Dependency injector top-level package."""
 
-__version__ = '3.16.0'
+__version__ = '3.16.1'
 """Version number that follows semantic versioning.
 
 :type: str