diff --git a/.github/workflows/actionlint.yml b/.github/workflows/actionlint.yml
index b005644..bef77f5 100644
--- a/.github/workflows/actionlint.yml
+++ b/.github/workflows/actionlint.yml
@@ -10,7 +10,7 @@ jobs:
     name: actionlint with reviewdog
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac # v4
+      - uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4
       - name: actionlint
         uses: reviewdog/action-actionlint@v1.39.1
         with:
diff --git a/.github/workflows/docker.yml b/.github/workflows/docker.yml
index 0e5e896..ef50722 100644
--- a/.github/workflows/docker.yml
+++ b/.github/workflows/docker.yml
@@ -13,7 +13,7 @@ jobs:
     name: Build Docker image, and Publish on main branch
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac # v4
+      - uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4
       - name: Set up Docker Buildx
         id: buildx
         uses: docker/setup-buildx-action@v3
diff --git a/.github/workflows/dockerlint.yml b/.github/workflows/dockerlint.yml
index e77f059..30ce6cd 100644
--- a/.github/workflows/dockerlint.yml
+++ b/.github/workflows/dockerlint.yml
@@ -10,7 +10,7 @@ jobs:
     name: runner / hadolint
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac # v4
+      - uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4
       - name: hadolint
         uses: reviewdog/action-hadolint@v1
         with:
diff --git a/.github/workflows/validate-renovate.yml b/.github/workflows/validate-renovate.yml
index 033635f..7319421 100644
--- a/.github/workflows/validate-renovate.yml
+++ b/.github/workflows/validate-renovate.yml
@@ -11,7 +11,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac # v4
+      - uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4
       - uses: actions/setup-node@v3
 
       - name: install