diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 790f6b7..39f257d 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -25,7 +25,7 @@ jobs:
         run: pipx run twine check dist/*
 
       - name: Archive wheel
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v6
         with:
           name: wheel
           path: ${{ github.workspace }}/dist/
@@ -87,7 +87,7 @@ jobs:
         run: circuitpython-build-bundles --filename_prefix ${{ steps.repo-name.outputs.repo-name }} --library_location .
 
       - name: Archive bundles
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v6
         with:
           name: bundles
           path: ${{ github.workspace }}/bundles/
@@ -113,7 +113,7 @@ jobs:
         run: sphinx-build -E -W -b html . _build/html
 
       - name: Archive docs
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v6
         with:
           name: docs
           path: ${{ github.workspace }}/docs/_build/html
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 68033e4..45db9fa 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -45,7 +45,7 @@ jobs:
 
       - name: Archive bundles
         if: github.event_name == 'workflow_dispatch'
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v6
         with:
           name: bundles
           path: ${{ github.workspace }}/bundles/