diff --git a/.github/workflows/build-wheels.yml b/.github/workflows/build-wheels.yml
index 82928f945..5871d2e43 100644
--- a/.github/workflows/build-wheels.yml
+++ b/.github/workflows/build-wheels.yml
@@ -65,7 +65,7 @@ jobs:
         uses: pypa/cibuildwheel@v3.2.1
 
       - name: Upload artifacts
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5
         with:
           name: ${{ matrix.os }}-wheel-artifact
           path: ./wheelhouse/*.whl
@@ -88,7 +88,7 @@ jobs:
         run: python -m build --sdist .
 
       - name: Upload sdist
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5
         with:
           name: src-artifact
           path: dist/*
diff --git a/.github/workflows/pythonapp.yml b/.github/workflows/pythonapp.yml
index 0bdd12f7d..1a08cdc29 100644
--- a/.github/workflows/pythonapp.yml
+++ b/.github/workflows/pythonapp.yml
@@ -83,7 +83,7 @@ jobs:
           python -m sphinx -W -b html source build/html
           rm -rf build/html/.doctrees
       - name: Upload C++ documentation artifact
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5
         with:
           name: doc-cpp-${{ matrix.python-version }}
           path: |
@@ -91,7 +91,7 @@ jobs:
           retention-days: 2
           if-no-files-found: error
       - name: Upload Python documentation artifact
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5
         with:
           name: doc-python-${{ matrix.python-version }}
           path: |