diff --git a/.github/workflows/python-package.yml b/.github/workflows/python-package.yml
index 008de6e..8d4e014 100644
--- a/.github/workflows/python-package.yml
+++ b/.github/workflows/python-package.yml
@@ -61,7 +61,7 @@ jobs:
     - name: Set Version for PR
       if: ${{ github.event_name == 'pull_request' }}
       run: echo "VERSION=PR_${{ github.event.pull_request.number }}" >> $GITHUB_ENV
-    
+
     - name: Set Version for manual triggering
       if: ${{ github.event_name == 'workflow_dispatch' }}
       run: echo "VERSION=${{ github.event.inputs.version_name }}" >> $GITHUB_ENV
@@ -72,12 +72,12 @@ jobs:
 
     - name: Build the wheel
       run: python setup.py sdist bdist_wheel
-    
+
     - name: Save produced wheel name and path
       run: echo "WHEEL_FILE=$(ls dist/*-py3-none-any.whl)" >> $GITHUB_ENV
-      
+
     - name: Store artifacts
-      uses: actions/upload-artifact@v2
+      uses: actions/upload-artifact@v4
       with:
         path: ${{ env.WHEEL_FILE }}
 
@@ -99,7 +99,7 @@ jobs:
         user: __token__
         password: ${{ secrets.PYPI_TEST_PWD }}
         repository_url: https://test.pypi.org/legacy/
-        
+
     - name: Publish package to PyPI for release
       if: ${{ github.event_name == 'release' }}
       uses: pypa/gh-action-pypi-publish@v1.4.1
diff --git a/.github/workflows/sphinx.yml b/.github/workflows/sphinx.yml
index 8a2a421..d8d3a26 100644
--- a/.github/workflows/sphinx.yml
+++ b/.github/workflows/sphinx.yml
@@ -11,24 +11,23 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v2
-    
     - name: Setup python
       uses: actions/setup-python@v2
       with:
           python-version: '3.7'
-          
+
     - name: Install pip packages
       run: pip install sphinx==4.2.0 sphinx-rtd-theme==0.5.1
-      
+
     - name: Insatll package requirement
       run: pip install -r requirements.txt
-      
+
     - name: Build the doc
       run: |
           cd docs
           make html
-        
-    - uses: actions/upload-artifact@v1
+
+    - uses: actions/upload-artifact@v4
       with:
         name: DocumentationHTML
         path: docs/_build/html/