diff --git a/.github/workflows/publish_pypi.yml b/.github/workflows/publish_pypi.yml
index 9080e1c..3a66781 100644
--- a/.github/workflows/publish_pypi.yml
+++ b/.github/workflows/publish_pypi.yml
@@ -85,3 +85,29 @@ jobs:
         GITHUB_TOKEN: ${{ github.token }}
       run: |
         gh release upload '${{ github.ref_name }}' dist/** --repo '${{ github.repository }}'
+
+  publish-to-testpypi:
+      name: Publish Python 🐍 distribution 📦 to TestPyPI
+      if: startsWith(github.ref, 'refs/tags/')
+      needs:
+      - build
+      runs-on: ubuntu-latest
+
+      environment:
+        name: testpypi
+        url: https://test.pypi.org/p/${{ matrix.package }}
+
+      permissions:
+        id-token: write  # IMPORTANT: mandatory for trusted publishing
+
+      steps:
+      - name: Download all the dists
+        uses: actions/download-artifact@v3
+        with:
+          name: python-package-distributions
+          path: dist/
+      - name: Publish distribution 📦 to TestPyPI
+        uses: pypa/gh-action-pypi-publish@release/v1
+        with:
+          repository-url: https://test.pypi.org/legacy/
+          password: ${{ secrets.PYPI_API_TOKEN }}
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