diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 127476bc59..82e40f801c 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -138,11 +138,11 @@ jobs:
             py_cmd: python
     steps:
       - name: Install Python
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
           python-version: ${{ matrix.python }}
           allow-prereleases: true
-      - uses: actions/download-artifact@v5
+      - uses: actions/download-artifact@v6
         with:
           name: notebook-dist-${{ github.run_number }}
           path: ./dist
diff --git a/.github/workflows/buildutils.yml b/.github/workflows/buildutils.yml
index 7ef303d024..884836564d 100644
--- a/.github/workflows/buildutils.yml
+++ b/.github/workflows/buildutils.yml
@@ -72,7 +72,7 @@ jobs:
         uses: actions/checkout@v5
 
       - name: Install Python
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
           python-version: '3.10'
           architecture: 'x64'
diff --git a/.github/workflows/check-release.yml b/.github/workflows/check-release.yml
index ab931d8fc6..2036d4e545 100644
--- a/.github/workflows/check-release.yml
+++ b/.github/workflows/check-release.yml
@@ -27,7 +27,7 @@ jobs:
           version_spec: next
 
       - name: Upload Distributions
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5
         with:
           name: notebook-jupyter-releaser-dist-${{ github.run_number }}
           path: .jupyter_releaser_checkout/dist
diff --git a/.github/workflows/playwright-update.yml b/.github/workflows/playwright-update.yml
index 85a255a0c0..22aa812221 100644
--- a/.github/workflows/playwright-update.yml
+++ b/.github/workflows/playwright-update.yml
@@ -86,7 +86,7 @@ jobs:
       - name: Build
         uses: ./.github/actions/build-dist
 
-      - uses: actions/download-artifact@v5
+      - uses: actions/download-artifact@v6
         with:
           name: notebook-dist-${{ github.run_number }}
           path: ./dist
diff --git a/.github/workflows/ui-tests.yml b/.github/workflows/ui-tests.yml
index 12108731a8..f40cb77d42 100644
--- a/.github/workflows/ui-tests.yml
+++ b/.github/workflows/ui-tests.yml
@@ -39,7 +39,7 @@ jobs:
       - name: Base Setup
         uses: jupyterlab/maintainer-tools/.github/actions/base-setup@v1
 
-      - uses: actions/download-artifact@v5
+      - uses: actions/download-artifact@v6
         with:
           name: notebook-dist-${{ github.run_number }}
           path: ./dist
@@ -62,7 +62,7 @@ jobs:
 
       - name: Upload Playwright Test assets
         if: always()
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5
         with:
           name: notebook-${{ matrix.browser }}-test-assets
           path: |
@@ -70,7 +70,7 @@ jobs:
 
       - name: Upload Playwright Test report
         if: always()
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5
         with:
           name: notebook-${{ matrix.browser }}-test-report
           path: |
@@ -87,7 +87,7 @@ jobs:
 
       - name: Upload updated snapshots
         if: failure()
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5
         with:
           name: notebook-${{ matrix.browser }}-updated-snapshots
           path: ui-tests/test
diff --git a/.github/workflows/upgrade-jupyterlab-dependencies.yml b/.github/workflows/upgrade-jupyterlab-dependencies.yml
index 569593e1c0..20cd5580a6 100644
--- a/.github/workflows/upgrade-jupyterlab-dependencies.yml
+++ b/.github/workflows/upgrade-jupyterlab-dependencies.yml
@@ -40,12 +40,12 @@ jobs:
           ref: ${{ inputs.branch || 'main' }}
 
       - name: Set up Python
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
           python-version: '3.11'
 
       - name: Install Node
-        uses: actions/setup-node@v4
+        uses: actions/setup-node@v6
         with:
           node-version: '20.x'
 
@@ -79,7 +79,7 @@ jobs:
             jlpm
             jlpm deduplicate
           fi
-      - uses: prefix-dev/setup-pixi@v0.9.0
+      - uses: prefix-dev/setup-pixi@v0.9.2
         with:
           pixi-version: v0.41.4
           manifest-path: pyproject.toml