diff --git a/.github/workflows/build-python.yaml b/.github/workflows/build-python.yaml
index 33315f48..1aa0c16e 100644
--- a/.github/workflows/build-python.yaml
+++ b/.github/workflows/build-python.yaml
@@ -24,7 +24,7 @@ jobs:
       attestations: write
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           fetch-depth: 0
           ref: ${{ inputs.ref }}
@@ -50,7 +50,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Download packages built by build-and-inspect-python-package
-        uses: actions/download-artifact@v5
+        uses: actions/download-artifact@v8
         with:
           name: Packages
           path: dist
diff --git a/.github/workflows/bump-version-preview.yaml b/.github/workflows/bump-version-preview.yaml
index 73c58219..1943e098 100644
--- a/.github/workflows/bump-version-preview.yaml
+++ b/.github/workflows/bump-version-preview.yaml
@@ -16,7 +16,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout the repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           fetch-depth: 0
 
diff --git a/.github/workflows/bump-version.yaml b/.github/workflows/bump-version.yaml
index b6b3bef8..01f05579 100644
--- a/.github/workflows/bump-version.yaml
+++ b/.github/workflows/bump-version.yaml
@@ -15,7 +15,7 @@ jobs:
       tag_name: ${{ steps.bump-version.outputs.tag_name }}
     steps:
       - name: Checkout the repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           fetch-depth: 0
 
diff --git a/.github/workflows/codeql-analysis.yml b/.github/workflows/codeql-analysis.yml
index 768644ac..23b8d8b6 100644
--- a/.github/workflows/codeql-analysis.yml
+++ b/.github/workflows/codeql-analysis.yml
@@ -38,7 +38,7 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v5
+      uses: actions/checkout@v6
 
     # Initializes the CodeQL tools for scanning.
     - name: Initialize CodeQL
diff --git a/.github/workflows/publish-docs-preview.yaml b/.github/workflows/publish-docs-preview.yaml
index 2667d65d..506b3f64 100644
--- a/.github/workflows/publish-docs-preview.yaml
+++ b/.github/workflows/publish-docs-preview.yaml
@@ -21,7 +21,7 @@ jobs:
 
     steps:
     - name: Checkout
-      uses: actions/checkout@v5
+      uses: actions/checkout@v6
       with:
         fetch-depth: 0
 
diff --git a/.github/workflows/publish-docs.yaml b/.github/workflows/publish-docs.yaml
index 3e807943..bd9d917a 100644
--- a/.github/workflows/publish-docs.yaml
+++ b/.github/workflows/publish-docs.yaml
@@ -17,7 +17,7 @@ jobs:
 
     steps:
     - name: Checkout
-      uses: actions/checkout@v5
+      uses: actions/checkout@v6
       with:
         fetch-depth: 0
 
diff --git a/.github/workflows/release-github.yaml b/.github/workflows/release-github.yaml
index 8840ccba..7f7e535b 100644
--- a/.github/workflows/release-github.yaml
+++ b/.github/workflows/release-github.yaml
@@ -16,7 +16,7 @@ jobs:
       packages: write
       id-token: write
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         name: Checkout the repository
         with:
           fetch-depth: 0
@@ -30,7 +30,7 @@ jobs:
           target-version: ${{ inputs.ref }}
 
       - name: Download packages built by build-and-inspect-python-package
-        uses: actions/download-artifact@v5
+        uses: actions/download-artifact@v8
         with:
           name: Packages
           path: dist
diff --git a/.github/workflows/test.yaml b/.github/workflows/test.yaml
index 0613bac0..fe143bea 100644
--- a/.github/workflows/test.yaml
+++ b/.github/workflows/test.yaml
@@ -18,7 +18,7 @@ jobs:
         python-version: ["3.9", "3.10", "3.11", "3.12", "3.13"]
 
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
 
     - name: Install uv
       uses: astral-sh/setup-uv@v7