diff --git a/.gitea/workflows/release.yml b/.gitea/workflows/release.yml
index 5b7ae0a..4cfaed0 100644
--- a/.gitea/workflows/release.yml
+++ b/.gitea/workflows/release.yml
@@ -23,7 +23,7 @@ jobs:
         run: uv add twine
       - name: Publish
         env:
-          PYPI_INDEX_URL: "https://gitea.psi.ch/api/packages/${{ env.GITHUB_REPOSITORY_OWNER }}/pypi"
+          PYPI_INDEX_URL: "${{ github.server_url }}/api/packages/${{ github.repository_owner }}/pypi"
         run: |
           echo "Publishing to ${PYPI_INDEX_URL}"
           uv run python -m twine upload dist/* \