diff --git a/CHANGELOG.rst b/CHANGELOG.rst
index 3af83df..eece417 100755
--- a/CHANGELOG.rst
+++ b/CHANGELOG.rst
@@ -1,6 +1,14 @@
 Changelog
 =========
 
+1.2.1 (2022-05-04)
+------------------
+
+fix
+^^^
+- correctly declare supported types through setup.cfg and setuptools
+
+
 1.2.0 (2022-05-04)
 ------------------
 
diff --git a/README.rst b/README.rst
index c757748..f3caf0c 100755
--- a/README.rst
+++ b/README.rst
@@ -133,9 +133,9 @@ Example code to use the `factory` pattern in the form of a `(sub) class registry
     :alt: PyPI - Python Version
     :target: https://pypi.org/project/software-patterns
 
-.. |commits_since| image:: https://img.shields.io/github/commits-since/boromir674/software-patterns/v1.2.0/master?color=blue&logo=Github
+.. |commits_since| image:: https://img.shields.io/github/commits-since/boromir674/software-patterns/v1.2.1/master?color=blue&logo=Github
     :alt: GitHub commits since tagged version (branch)
-    :target: https://github.com/boromir674/software-patterns/compare/v1.2.0..master
+    :target: https://github.com/boromir674/software-patterns/compare/v1.2.1..master
 
 
 
diff --git a/docs/conf.py b/docs/conf.py
index 3e80808..b74b2b6 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -22,7 +22,7 @@
 author = 'Konstantinos Lampridis'
 
 # The full version, including alpha/beta/rc tags
-release = '1.2.0'
+release = '1.2.1'
 
 # -- General configuration ---------------------------------------------------
 
diff --git a/setup.cfg b/setup.cfg
index e9dbc39..21c036e 100755
--- a/setup.cfg
+++ b/setup.cfg
@@ -1,7 +1,7 @@
 [metadata]
 ## Setuptools specific information
 name = software_patterns
-version = 1.2.0
+version = 1.2.1
 description = Software Design Patterns with types in Python.
 long_description = file: README.rst
 long_description_content_type = text/x-rst
@@ -14,7 +14,7 @@ author_email = k.lampridis@hotmail.com
 # represents the web home page of the project
 url = https://github.com/boromir674/software_patterns
 
-download_url = https://github.com/boromir674/software_patterns/archive/v1.2.0.tar.gz
+download_url = https://github.com/boromir674/software_patterns/archive/v1.2.1.tar.gz
 
 ## PyPi specific information
 project_urls =
@@ -59,6 +59,12 @@ tests_require = pytest
 [options.packages.find]
 where=src
 
+
+[options.package_data]
+software_patterns =
+    py.typed
+
+
 #### SUPORT TOOLS CONFIG
 [flake8]
 max_line_length = 120
diff --git a/src/software_patterns/__init__.py b/src/software_patterns/__init__.py
index c47ce97..f114670 100755
--- a/src/software_patterns/__init__.py
+++ b/src/software_patterns/__init__.py
@@ -1,4 +1,4 @@
-__version__ = '1.2.0'
+__version__ = '1.2.1'
 
 from .notification import Observer, Subject
 from .memoize import ObjectsPool