diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 0353200..a4c8705 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -12,7 +12,7 @@ jobs:
       matrix:
         python-version: ["3.11", "3.12", "3.13"]
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - uses: actions/setup-python@v5
         with:
           python-version: ${{ matrix.python-version }}
diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index 99d3caf..565984b 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -10,7 +10,7 @@ jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - uses: actions/setup-python@v5
         with:
           python-version: "3.12"
diff --git a/.github/workflows/release-from-main.yml b/.github/workflows/release-from-main.yml
index 900b193..b51f9a1 100644
--- a/.github/workflows/release-from-main.yml
+++ b/.github/workflows/release-from-main.yml
@@ -20,7 +20,7 @@ jobs:
 
     steps:
       - name: Checkout released commit
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           ref: ${{ github.event.workflow_run.head_sha }}
 
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index a82db91..8620ff7 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -13,7 +13,7 @@ jobs:
   github-release:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - name: Create GitHub release
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}