diff --git a/.github/workflows/wheels.yml b/.github/workflows/wheels.yml
index c270334..422650e 100644
--- a/.github/workflows/wheels.yml
+++ b/.github/workflows/wheels.yml
@@ -83,6 +83,31 @@ jobs:
           name: wheels-${{ matrix.os }}
           path: wheelhouse
 
+  build_sdist:
+    name: Build source distribution
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          repository: 'da-wad/zfp'
+          ref: '1.0.1'
+          fetch-depth: 0
+
+      - uses: actions/setup-python@v5
+        with:
+          python-version: "3.11"
+
+      - name: Install build dependencies
+        run: python -m pip install build
+
+      - name: Build sdist
+        run: python -m build --sdist
+
+      - uses: actions/upload-artifact@v4
+        with:
+          name: sdist
+          path: dist
+
   # upload weels as a single artefact
   upload-wheels:
     needs: build_wheels
@@ -95,20 +120,40 @@ jobs:
           pattern: wheels-*
           separate-directories: false
           delete-merged: false
+
+  # upload sdist as a single artifact
+  upload-sdist:
+    needs: build_sdist
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/download-artifact@v4
+        with:
+          name: sdist
+          path: sdist
+
+      - uses: actions/upload-artifact@v4
+        with:
+          name: sdist-final
+          path: sdist
           
   publish:
-    needs: upload-wheels
+    needs: [upload-wheels, upload-sdist]
     name: Publish wheels to PyPI
     runs-on: ubuntu-latest
     steps:
       - uses: actions/download-artifact@v4
         with:
           name: wheels
-          path: wheelhouse
+          path: dist
+
+      - uses: actions/download-artifact@v4
+        with:
+          name: sdist-final
+          path: dist
 
-      - name: Publish wheels to PyPI
+      - name: Publish wheels and sdist to PyPI
         uses: pypa/gh-action-pypi-publish@release/v1
         with:
           password: ${{ secrets.PYPI_API_TOKEN }}
-          packages-dir: wheelhouse
+          packages-dir: dist
           skip-existing: true