diff --git a/.github/workflows/python-publish.yml b/.github/workflows/python-publish.yml
index 1cf4b6a8..11ec133a 100644
--- a/.github/workflows/python-publish.yml
+++ b/.github/workflows/python-publish.yml
@@ -17,11 +17,14 @@ jobs:
     - name: Set up Python
       uses: actions/setup-python@v2
       with:
-        python-version: '3.x'
+        python-version: '3.8'
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip
-        pip install setuptools wheel twine
+        pip install build setuptools wheel twine
+    - name: build binary wheel and a source tarball
+      run: |
+        python -m build --sdist --wheel --outdir dist/
     - name: Publish a Python distribution to PyPI
       uses: pypa/gh-action-pypi-publish@master
       with: