diff --git a/.github/workflows/pre-commit.yml b/.github/workflows/pre-commit.yml
index d2c52aa..0e7dfe4 100644
--- a/.github/workflows/pre-commit.yml
+++ b/.github/workflows/pre-commit.yml
@@ -21,7 +21,7 @@ jobs:
     name: linting
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
     - uses: actions/setup-python@v6
       with:
         python-version: '3.13'
diff --git a/.github/workflows/sync.yml b/.github/workflows/sync.yml
index 24a8aaf..7e781f2 100644
--- a/.github/workflows/sync.yml
+++ b/.github/workflows/sync.yml
@@ -9,7 +9,7 @@ jobs:
   sync:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
         with:
           repository: ${{ github.event.pull_request.head.repo.full_name }}
           ref: ${{ github.event.pull_request.head.ref }}
diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 2fa52e8..21c4a54 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -35,7 +35,7 @@ jobs:
     if: github.event_name != 'pull_request' || github.event.pull_request.head.repo.full_name != github.event.pull_request.base.repo.full_name
     name: ${{ matrix.config[1] }}
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
       with:
         persist-credentials: false
     - name: Install uv + caching