diff --git a/.github/workflows/website.yml b/.github/workflows/website.yml
index 3d3fc41..99645e8 100644
--- a/.github/workflows/website.yml
+++ b/.github/workflows/website.yml
@@ -114,7 +114,7 @@ jobs:
           done
         shell: bash
       - name: Store converted notebooks as artifacts
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: converted-notebooks-${{ matrix.backend }}
           path: _converted
@@ -138,7 +138,7 @@ jobs:
         run: |
           pip3 -q install sphinx-material
       - name: Download converted notebooks from artifacts
-        uses: actions/download-artifact@v3
+        uses: actions/download-artifact@v4
         with:
           path: _converted
       - name: Generate sphinx website
@@ -181,7 +181,7 @@ jobs:
         shell: bash
       - name: Deploy to GitHub artifacts
         if: github.repository == 'viskex/viskex.github.io' && github.ref != 'refs/heads/main'
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: website
           path: |