diff --git a/docs/main/changelog.rst b/docs/main/changelog.rst
index c953274a..4a90c5a1 100644
--- a/docs/main/changelog.rst
+++ b/docs/main/changelog.rst
@@ -7,6 +7,11 @@ that were made in every particular version.
 From version 0.7.6 *Dependency Injector* framework strictly 
 follows `Semantic versioning`_
 
+3.23.0
+------
+- Add ``Flask`` tutorial.
+- Add PyPI classifiers.
+
 3.22.0
 ------
 - Migrate docs to ``alabaster`` theme.
diff --git a/setup.py b/setup.py
index f429e4bd..2aa43a52 100644
--- a/setup.py
+++ b/setup.py
@@ -97,6 +97,14 @@ setup(name='dependency-injector',
           'Programming Language :: Python :: 3.8',
           'Programming Language :: Python :: Implementation :: CPython',
           'Programming Language :: Python :: Implementation :: PyPy',
+          'Framework :: AsyncIO',
+          'Framework :: Bottle',
+          'Framework :: Django',
+          'Framework :: Flask',
+          'Framework :: Pylons',
+          'Framework :: Pyramid',
+          'Framework :: Pytest',
+          'Framework :: TurboGears',
           'Topic :: Software Development',
           'Topic :: Software Development :: Libraries',
           'Topic :: Software Development :: Libraries :: Python Modules',
diff --git a/src/dependency_injector/__init__.py b/src/dependency_injector/__init__.py
index 64f79523..1a705d15 100644
--- a/src/dependency_injector/__init__.py
+++ b/src/dependency_injector/__init__.py
@@ -1,6 +1,6 @@
 """Dependency injector top-level package."""
 
-__version__ = '3.22.0'
+__version__ = '3.23.0'
 """Version number that follows semantic versioning.
 
 :type: str