diff --git a/.github/workflows/package.yml b/.github/workflows/package.yml
index ecad380..9223940 100644
--- a/.github/workflows/package.yml
+++ b/.github/workflows/package.yml
@@ -49,6 +49,9 @@ jobs:
   pypi-publish:
     name: upload release to PyPI
     runs-on: ubuntu-latest
+    defaults:
+      run:
+        shell: bash -l {0}
     permissions:
       # IMPORTANT: this permission is mandatory for trusted publishing
       id-token: write