diff --git a/.github/workflows/publish-to-pypi.yml b/.github/workflows/publish-to-pypi.yml
deleted file mode 100644
index da24d13..0000000
--- a/.github/workflows/publish-to-pypi.yml
+++ /dev/null
@@ -1,36 +0,0 @@
-# Based on https://github.com/actions/starter-workflows/blob/main/ci/python-publish.yml
-name: Publish to Pypi
-
-on:
-  release:
-    types: [created]
-
-  push:
-    branches:
-      - '*/fixed-publishing-to-pypi'
-
-jobs:
-  deploy:
-
-    runs-on: ubuntu-latest
-
-    steps:
-    - uses: actions/checkout@v2
-
-    - name: Set up Python
-      uses: actions/setup-python@v2
-      with:
-        python-version: '3.x'
-
-    - name: Install dependencies
-      run: |
-        python -m pip install --upgrade pip
-        pip install setuptools wheel twine
-
-    - name: Build and publish
-      env:
-        TWINE_USERNAME: "__token__"
-        TWINE_PASSWORD: ${{ secrets.PYPI_TOKEN }}
-      run: |
-        python setup.py sdist bdist_wheel
-        twine upload dist/*
diff --git a/aas_core3/__init__.py b/aas_core3/__init__.py
index a439713..5c9976a 100644
--- a/aas_core3/__init__.py
+++ b/aas_core3/__init__.py
@@ -1,6 +1,6 @@
 """Manipulate and de/serialize Asset Administration Shells in Micropython."""
 
-# Synchronize with __init__.py and changelog.rst!
+# Synchronize with __init__.py, package.json and changelog.rst!
 __version__ = "1.0.3"
 __author__ = "Marko Ristin"
 __copyright__ = "2024 Contributors to aas-core3.0-python"
diff --git a/package.json b/package.json
new file mode 100644
index 0000000..2bf76bc
--- /dev/null
+++ b/package.json
@@ -0,0 +1,13 @@
+{
+  "urls": [
+    ["aas_core3/__init__.py", "github:aas-core-works/aas-core3.0-micropython/aas_core3/__init__.py"],
+    ["aas_core3/common.py", "github:aas-core-works/aas-core3.0-micropython/aas_core3/common.py"],
+    ["aas_core3/constants.py", "github:aas-core-works/aas-core3.0-micropython/aas_core3/constants.py"],
+    ["aas_core3/enum.py", "github:aas-core-works/aas-core3.0-micropython/aas_core3/enum.py"],
+    ["aas_core3/jsonization.py", "github:aas-core-works/aas-core3.0-micropython/aas_core3/jsonization.py"],
+    ["aas_core3/stringification.py", "github:aas-core-works/aas-core3.0-micropython/aas_core3/stringification.py"],
+    ["aas_core3/types.py", "github:aas-core-works/aas-core3.0-micropython/aas_core3/types.py"]
+  ],
+  "deps": [],
+  "version": "1.0.3"
+}
diff --git a/setup.py b/setup.py
deleted file mode 100644
index e63e3a3..0000000
--- a/setup.py
+++ /dev/null
@@ -1,40 +0,0 @@
-"""A setuptools based setup module.
-
-See:
-https://packaging.python.org/en/latest/distributing.html
-https://github.com/pypa/sampleproject
-"""
-
-import os
-import sys
-
-from setuptools import setup, find_packages
-
-# pylint: disable=redefined-builtin
-
-here = os.path.abspath(os.path.dirname(__file__))
-
-with open(os.path.join(here, "README.rst"), encoding="utf-8") as fid:
-    long_description = fid.read()
-
-setup(
-    name="aas-core3.0-micropython",
-    # Synchronize with __init__.py and changelog.rst!
-    version="1.0.3",
-    description="Manipulate and de/serialize Asset Administration Shells in Micropython.",
-    long_description=long_description,
-    url="https://github.com/aas-core-works/aas-core3.0-micropython",
-    author="Marko Ristin",
-    author_email="marko@ristin.ch",
-    classifiers=[
-        "Programming Language :: Python :: Implementation :: MicroPython",
-        "Development Status :: 5 - Production/Stable",
-        "License :: OSI Approved :: MIT License",
-    ],
-    license="License :: OSI Approved :: MIT License",
-    keywords="asset administration shell sdk industry 4.0 industrie i4.0 industry iot iiot",
-    packages=find_packages(exclude=["tests", "continuous_integration", "dev_scripts"]),
-    install_requires=[] if sys.version_info >= (3, 8) else ["typing_extensions"],
-    py_modules=["aas_core3"],
-    package_data={"aas_core3": ["py.typed"]},
-)