diff --git a/{{cookiecutter.project_name}}/.github/workflows/tests.yml b/{{cookiecutter.project_name}}/.github/workflows/tests.yml
index 6df1e5463..9b5804f9c 100644
--- a/{{cookiecutter.project_name}}/.github/workflows/tests.yml
+++ b/{{cookiecutter.project_name}}/.github/workflows/tests.yml
@@ -97,14 +97,17 @@ jobs:
 
       - name: Upload coverage data
         if: always() && matrix.session == 'tests'
-        uses: "actions/upload-artifact@v3"
+        uses: actions/upload-artifact@v4
         with:
-          name: coverage-data
+{% raw %}
+          name: coverage-data-${{ matrix.python }}-${{ matrix.os }}
+{% endraw %}
           path: ".coverage.*"
+          include-hidden-files: true
 
       - name: Upload documentation
         if: matrix.session == 'docs-build'
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: docs
           path: docs/_build
@@ -138,9 +141,10 @@ jobs:
           nox --version
 
       - name: Download coverage data
-        uses: actions/download-artifact@v3
+        uses: actions/download-artifact@v4
         with:
-          name: coverage-data
+          pattern: coverage-data-*
+          merge-multiple: true
 
       - name: Combine coverage data and display human readable report
         run: |