diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 59cca26..9c02bf4 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -80,7 +80,7 @@ jobs:
           python-version: '3.10'
 
       - name: Install cibuildwheel
-        run: python -m pip install cibuildwheel==2.11.1
+        run: python -m pip install cibuildwheel==2.22.0
 
       - name: Install dependencies
         run: |
@@ -92,9 +92,10 @@ jobs:
           CIBW_SKIP: 'pp*'
           CIBW_ARCHS_MACOS: auto universal2
 
-      - uses: actions/upload-artifact@v3
+      - uses: actions/upload-artifact@v4
         with:
-          path: ./wheelhouse
+          name: vtzero-wheels-${{ matrix.os }}-${{ strategy.job-index }}
+          path: ./wheelhouse/*.whl
 
   build_sdist:
     needs: [tests]
@@ -117,20 +118,22 @@ jobs:
       - name: Build sdist
         run: python setup.py sdist
 
-      - uses: actions/upload-artifact@v3
+      - uses: actions/upload-artifact@v4
         with:
+          name: vtzero-sdist
           path: dist/*.tar.gz
 
   upload_pypi:
     needs: [build_wheels, build_sdist]
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/download-artifact@v2
+      - uses: actions/download-artifact@v4
         with:
-          name: artifact
+          pattern: vtzero-*
           path: dist
+          merge-multiple: true
 
-      - uses: pypa/gh-action-pypi-publish@master
+      - uses: pypa/gh-action-pypi-publish@release/v1
         with:
           user: ${{ secrets.PYPI_USERNAME }}
           password: ${{ secrets.PYPI_PASSWORD }}
diff --git a/vtzero/version.py b/vtzero/version.py
index b9777ba..545c080 100644
--- a/vtzero/version.py
+++ b/vtzero/version.py
@@ -1,3 +1,3 @@
 """vtzero version."""
 
-__version__ = "0.0.1b4"
+__version__ = "0.0.1b5"