diff --git a/.github/workflows/build_wheels.yml b/.github/workflows/build_wheels.yml
index c0e8bad08..1850c9613 100644
--- a/.github/workflows/build_wheels.yml
+++ b/.github/workflows/build_wheels.yml
@@ -22,3 +22,35 @@ jobs:
         with:
           path: ./wheelhouse/*.whl
 
+  make_sdist:
+    name: Make SDist
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v4
+      with:
+        fetch-depth: 0  # Optional, use if you use setuptools_scm
+        submodules: true  # Optional, use if you have submodules
+
+    - name: Build SDist
+      run: pipx run build --sdist
+
+    - uses: actions/upload-artifact@v3
+      with:
+        path: dist/*.tar.gz
+
+  pypi-publish-beta:
+    name: Upload release to PyPI
+    needs: [build_wheels, make_sdist]
+    runs-on: ubuntu-latest
+    environment:
+      name: pypi
+      url: https://pypi.org/p/manifold3d-pca
+    permissions:
+      id-token: write  # IMPORTANT: this permission is mandatory for trusted publishing
+    steps:
+    - uses: actions/download-artifact@v3
+      with:
+        name: artifact
+        path: dist
+    - name: Publish package distributions to PyPI
+      uses: pypa/gh-action-pypi-publish@release/v1