diff --git a/.github/workflows/python-package.yml b/.github/workflows/python-package.yml
index 095774d..58baa42 100644
--- a/.github/workflows/python-package.yml
+++ b/.github/workflows/python-package.yml
@@ -34,17 +34,20 @@ jobs:
       - name: Install dependencies
         run: |
           python -m pip install --upgrade pip
-          python -m pip install setuptools pytest
+          python -m pip install setuptools pytest pytest-cov
           python -m pip install .
 
       # this runs the platform-specific tests declared in tox.ini
       - name: Test with pytest
-        run: python -m pytest
+        run: python -m pytest --cov --cov-branch --cov-report=xml
         env:
           PLATFORM: ${{ matrix.platform }}
 
-      - name: Coverage
-        uses: codecov/codecov-action@v2
+      - name: Upload coverage reports to Codecov
+        uses: codecov/codecov-action@v5
+        with:
+          token: ${{ secrets.CODECOV_TOKEN }}
+          slug: BaroudLab/zarr-tools
 
   deploy:
     # this will run when you have tagged a commit, starting with "v*"