diff --git a/.github/workflows/publish-to-test-pypi.yml b/.github/workflows/publish-to-test-pypi.yml
index 66c20f0..3619399 100644
--- a/.github/workflows/publish-to-test-pypi.yml
+++ b/.github/workflows/publish-to-test-pypi.yml
@@ -24,6 +24,7 @@ jobs:
         setup.py
         bdist_wheel
     - name: Publish distribution 📦 to Test PyPI
+      if: github.event_name == 'push' && startsWith(github.ref, 'refs/tags')
       uses: pypa/gh-action-pypi-publish@master
       with:
         password: ${{ secrets.PYPI_TEST }}