diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index fce6897..60d9433 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -37,7 +37,7 @@ jobs:
             python-version: '3.13'
 
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
 
     - name: Set up Python ${{ matrix.python-version }}
       uses: actions/setup-python@v5
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 66556fe..d1fc0bf 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -12,7 +12,7 @@ jobs:
   release:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
         with:
           fetch-depth: 0
 
diff --git a/.github/workflows/version-bump.yml b/.github/workflows/version-bump.yml
index 5608488..72583bc 100644
--- a/.github/workflows/version-bump.yml
+++ b/.github/workflows/version-bump.yml
@@ -19,7 +19,7 @@ jobs:
   bump-version:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
         with:
           fetch-depth: 0
           token: ${{ secrets.GITHUB_TOKEN }}