diff --git a/.github/workflows/docker-build.yml b/.github/workflows/docker-build.yml
index 2aed217..bacf5c7 100644
--- a/.github/workflows/docker-build.yml
+++ b/.github/workflows/docker-build.yml
@@ -44,7 +44,7 @@ jobs:
       REGISTRY: ghcr.io
     steps:
       - name: Checkout code
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v3
diff --git a/.github/workflows/lint-format.yml b/.github/workflows/lint-format.yml
index 6d77ad9..dc63244 100644
--- a/.github/workflows/lint-format.yml
+++ b/.github/workflows/lint-format.yml
@@ -8,7 +8,7 @@ jobs:
   lint:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - name: Set up Python
         uses: actions/setup-python@v5
         with:
diff --git a/.github/workflows/publish-docs.yml b/.github/workflows/publish-docs.yml
index 9a27461..3d8102e 100644
--- a/.github/workflows/publish-docs.yml
+++ b/.github/workflows/publish-docs.yml
@@ -15,7 +15,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout code
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Set up Python
         uses: actions/setup-python@v5