diff --git a/.github/workflows/cd.yml b/.github/workflows/cd.yml
new file mode 100644
index 0000000..0285732
--- /dev/null
+++ b/.github/workflows/cd.yml
@@ -0,0 +1,44 @@
+# This workflows will upload a Python Package using Twine when a release is created
+# For more information see: https://help.github.com/en/actions/language-and-framework-guides/using-python-with-github-actions#publishing-to-package-registries
+
+name: CD
+
+on:
+  release:
+    types: [created]
+
+jobs:
+  deploy:
+
+    runs-on: ubuntu-latest
+
+    steps:
+    - uses: actions/checkout@v2
+
+    - name: Set up Python 3.10
+      uses: actions/setup-python@v2
+      with:
+        python-version: '3.10'
+
+    - name: Install dependencies
+      run: |
+        python -m pip install --upgrade pip
+        pip install setuptools wheel twine
+
+## Prod PyPI
+    - name: Build and publish
+      env:
+        TWINE_USERNAME: ${{ secrets.PYPI_USERNAME }}
+        TWINE_PASSWORD: ${{ secrets.PYPI_PROD_PASSWORD }}
+      run: |
+        python setup.py sdist bdist_wheel
+        twine upload dist/*
+
+## Test PyPI
+#    - name: Build and publish
+#      env:
+#        TWINE_USERNAME: ${{ secrets.PYPI_USERNAME }}
+#        TWINE_PASSWORD: ${{ secrets.PYPI_TEST_PASSWORD }}
+#      run: |
+#        python setup.py sdist bdist_wheel
+#        twine upload --repository testpypi dist/*
diff --git a/bayesian_changepoint_detection/__init__.py b/bayesian_changepoint_detection/__init__.py
index 26ea3cf..38cf06d 100644
--- a/bayesian_changepoint_detection/__init__.py
+++ b/bayesian_changepoint_detection/__init__.py
@@ -1,3 +1,3 @@
 #!/usr/bin/env python2
 
-__version__ = '0.3'
+__version__ = '0.4'