diff --git a/.github/workflows/pypi.yaml b/.github/workflows/pypi.yaml
index 0115248..6f037fd 100644
--- a/.github/workflows/pypi.yaml
+++ b/.github/workflows/pypi.yaml
@@ -9,6 +9,8 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
+        with:
+          fetch-tags: true  # needed for pre-releases
       - name: Set up Python
         uses: actions/setup-python@v4
         with: