diff --git a/.github/workflows/python-build.yml b/.github/workflows/python-build.yml
index 1daedf0..0db85d5 100644
--- a/.github/workflows/python-build.yml
+++ b/.github/workflows/python-build.yml
@@ -28,12 +28,25 @@ jobs:
     name: Build source distribution
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Set up Python
+        uses: actions/setup-python@v2
+        with:
+          python-version: '3.9'
+
+      - name: Install setuptools_scm
+        run: pip install setuptools_scm
+
+      - name: Get package version from setuptools_scm
+        run: python -m setuptools_scm
 
       - name: Build sdist
         run: pipx run build --sdist
 
-      - uses: actions/upload-artifact@v4
+      - name: Upload sdist artifact
+        uses: actions/upload-artifact@v4
         with:
           name: cibw-sdist
           path: dist/*.tar.gz