diff --git a/docs/main/changelog.rst b/docs/main/changelog.rst
index cb71c263..47d32c87 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`_
 
+3.15.1
+------
+- Fix a couple of typos in the README.
+- Fix a couple of types in the diagram of "Engines-Cars" example.
+
 3.15.0
 ------
 - Add Python 3.8 support.
diff --git a/src/dependency_injector/__init__.py b/src/dependency_injector/__init__.py
index 8d9e7b32..9a8a47c6 100644
--- a/src/dependency_injector/__init__.py
+++ b/src/dependency_injector/__init__.py
@@ -1,6 +1,6 @@
 """Dependency injector top-level package."""
 
-__version__ = '3.15.0'
+__version__ = '3.15.1'
 """Version number that follows semantic versioning.
 
 :type: str