diff --git a/.github/workflows/ci-hygiene-mkdocs.yml b/.github/workflows/ci-hygiene-mkdocs.yml
index b5d405d..8ecc812 100644
--- a/.github/workflows/ci-hygiene-mkdocs.yml
+++ b/.github/workflows/ci-hygiene-mkdocs.yml
@@ -41,7 +41,7 @@ jobs:
 
       - name: A1) Checkout repository code
         # WHY: Needed to access files for checks.
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
 
       - name: A2) Run pre-commit (all files)
         # WHY: Single source of truth for locally runnable quality gates.
diff --git a/.github/workflows/deploy-docs.yml b/.github/workflows/deploy-docs.yml
index ce1cf62..0d7d26c 100644
--- a/.github/workflows/deploy-docs.yml
+++ b/.github/workflows/deploy-docs.yml
@@ -35,7 +35,7 @@ jobs:
 
       - name: A1) Checkout repository code
         # WHY: Needed to access files for checks.
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
 
       - name: A2) Install uv (with caching)
         uses: astral-sh/setup-uv@v7
diff --git a/.github/workflows/links.yml b/.github/workflows/links.yml
index 1c006aa..08e4390 100644
--- a/.github/workflows/links.yml
+++ b/.github/workflows/links.yml
@@ -28,7 +28,7 @@ jobs:
 
     steps:
       - name: A1) Checkout repository code
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
 
       - name: 2) Check links with Lychee
         uses: lycheeverse/lychee-action@v2