diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 9b96317..af63fdf 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -12,7 +12,7 @@ jobs:
   #   runs-on: ubuntu-latest
   #   steps:
   #     - name: Checkout repository
-  #       uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
+  #       uses: actions/checkout@1af3b93b6815bc44a9784bd300feb67ff0d1eeb3 # v6.0.0
   #     - name: Install Go
   #       uses: actions/setup-go@0aaccfd150d50ccaeb58ebd88d36e91967a5f35b # v5.4.0
   #       with:
@@ -35,7 +35,7 @@ jobs:
     container:
       image: quay.io/prometheus/golang-builder:1.24-base
     steps:
-      - uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
+      - uses: actions/checkout@1af3b93b6815bc44a9784bd300feb67ff0d1eeb3 # v6.0.0
       - uses: prometheus/promci@443c7fc2397e946bc9f5029e313a9c3441b9b86d # v0.4.7
       - uses: ./.github/promci/actions/setup_environment
       - run: make
@@ -57,7 +57,7 @@ jobs:
       matrix:
         thread: [0, 1, 2]
     steps:
-      - uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
+      - uses: actions/checkout@1af3b93b6815bc44a9784bd300feb67ff0d1eeb3 # v6.0.0
       - uses: prometheus/promci@443c7fc2397e946bc9f5029e313a9c3441b9b86d # v0.4.7
       - uses: ./.github/promci/actions/build
         with:
@@ -83,7 +83,7 @@ jobs:
     # Whenever the Go version is updated here, .promu.yml
     # should also be updated.
     steps:
-      - uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
+      - uses: actions/checkout@1af3b93b6815bc44a9784bd300feb67ff0d1eeb3 # v6.0.0
       - uses: prometheus/promci@443c7fc2397e946bc9f5029e313a9c3441b9b86d # v0.4.7
       - uses: ./.github/promci/actions/build
         with:
@@ -127,7 +127,7 @@ jobs:
     needs: [test, codeql, build_all]
     if: github.event_name == 'push' && github.event.ref == 'refs/heads/main'
     steps:
-      - uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
+      - uses: actions/checkout@1af3b93b6815bc44a9784bd300feb67ff0d1eeb3 # v6.0.0
       - uses: prometheus/promci@443c7fc2397e946bc9f5029e313a9c3441b9b86d # v0.4.7
       - uses: ./.github/promci/actions/publish_main
         with:
@@ -144,7 +144,7 @@ jobs:
       ||
       (github.event_name == 'push' && startsWith(github.ref, 'refs/tags/v3.'))
     steps:
-      - uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
+      - uses: actions/checkout@1af3b93b6815bc44a9784bd300feb67ff0d1eeb3 # v6.0.0
       - uses: prometheus/promci@443c7fc2397e946bc9f5029e313a9c3441b9b86d # v0.4.7
       - uses: ./.github/promci/actions/publish_release
         with:
diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
index 1835f36..3dc0cc4 100644
--- a/.github/workflows/codeql.yml
+++ b/.github/workflows/codeql.yml
@@ -56,7 +56,7 @@ jobs:
         # your codebase is analyzed, see https://docs.github.com/en/code-security/code-scanning/creating-an-advanced-setup-for-code-scanning/codeql-code-scanning-for-compiled-languages
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v5
+      uses: actions/checkout@v6.0.0
 
     # Add any setup steps before running the `github/codeql-action/init` action.
     # This includes steps like installing compilers or runtimes (`actions/setup-node`
diff --git a/.github/workflows/container_description.yml b/.github/workflows/container_description.yml
index ffa79c6..fed7ed1 100644
--- a/.github/workflows/container_description.yml
+++ b/.github/workflows/container_description.yml
@@ -17,7 +17,7 @@ jobs:
     if: github.repository_owner == 'maxwo' # Don't run this workflow on forks.
     steps:
       - name: git checkout
-        uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
+        uses: actions/checkout@1af3b93b6815bc44a9784bd300feb67ff0d1eeb3 # v6.0.0
       - name: Set docker hub repo name
         run: echo "DOCKER_REPO_NAME=$(make docker-repo-name)" >> $GITHUB_ENV
       - name: Push README to Dockerhub