diff --git a/docs/main/changelog.rst b/docs/main/changelog.rst
index 9f108f53..c953274a 100644
--- a/docs/main/changelog.rst
+++ b/docs/main/changelog.rst
@@ -7,8 +7,8 @@ that were made in every particular version.
 From version 0.7.6 *Dependency Injector* framework strictly 
 follows `Semantic versioning`_
 
-Development version
--------------------
+3.22.0
+------
 - Migrate docs to ``alabaster`` theme.
 - Add ``Bootstrap`` extension to the ``ghnav-flask`` example.
 - Add stubs for the tutorials to the docs.
diff --git a/src/dependency_injector/__init__.py b/src/dependency_injector/__init__.py
index 5f225459..64f79523 100644
--- a/src/dependency_injector/__init__.py
+++ b/src/dependency_injector/__init__.py
@@ -1,6 +1,6 @@
 """Dependency injector top-level package."""
 
-__version__ = '3.21.2'
+__version__ = '3.22.0'
 """Version number that follows semantic versioning.
 
 :type: str