diff --git a/.github/workflows/ci-docker-image.yml b/.github/workflows/ci-docker-image.yml
index e6d7dc1..27feb26 100644
--- a/.github/workflows/ci-docker-image.yml
+++ b/.github/workflows/ci-docker-image.yml
@@ -49,7 +49,7 @@ jobs:
       group: huge-runners
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           ref: ${{ inputs.ref }}
 
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 50728b1..0bc3484 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -29,7 +29,7 @@ jobs:
       markdown: ${{ steps.changes.outputs.markdown_all }}
     steps:
       - name: "Check out repository code"
-        uses: "actions/checkout@v5"
+        uses: "actions/checkout@v6"
       - name: Check for file changes
         uses: opsmill/paths-filter@v3.0.2
         id: changes
@@ -48,7 +48,7 @@ jobs:
     timeout-minutes: 5
     steps:
       - name: "Check out repository code"
-        uses: "actions/checkout@v5"
+        uses: "actions/checkout@v6"
 
       - name: "Set up Python ${{ matrix.python-version }}"
         uses: "actions/setup-python@v6"
@@ -79,7 +79,7 @@ jobs:
     timeout-minutes: 5
     steps:
       - name: "Check out repository code"
-        uses: "actions/checkout@v5"
+        uses: "actions/checkout@v6"
         with:
           submodules: true
       - name: "Install uv"
@@ -98,7 +98,7 @@ jobs:
     timeout-minutes: 5
     steps:
       - name: "Check out repository code"
-        uses: "actions/checkout@v5"
+        uses: "actions/checkout@v6"
       - name: "Install NodeJS"
         uses: "actions/setup-node@v6"
         with:
@@ -122,7 +122,7 @@ jobs:
     timeout-minutes: 5
     steps:
       - name: "Check out repository code"
-        uses: "actions/checkout@v5"
+        uses: "actions/checkout@v6"
         with:
           submodules: true
       - name: Install NodeJS
@@ -154,7 +154,7 @@ jobs:
     timeout-minutes: 5
     steps:
       - name: "Check out repository code"
-        uses: "actions/checkout@v5"
+        uses: "actions/checkout@v6"
         with:
           submodules: true
 
@@ -180,7 +180,7 @@ jobs:
     timeout-minutes: 5
     steps:
       - name: "Check out repository code"
-        uses: "actions/checkout@v5"
+        uses: "actions/checkout@v6"
 
       - name: "Set up Python ${{ matrix.python-version }}"
         uses: "actions/setup-python@v6"
diff --git a/.github/workflows/labels.yml b/.github/workflows/labels.yml
index 87266c6..8298b9f 100644
--- a/.github/workflows/labels.yml
+++ b/.github/workflows/labels.yml
@@ -17,7 +17,7 @@ jobs:
     steps:
       -
         name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       -
         name: Run Labeler
         uses: crazy-max/ghaction-github-labeler@v5
diff --git a/.github/workflows/sync-docs.yml b/.github/workflows/sync-docs.yml
index 837bbac..f98218e 100644
--- a/.github/workflows/sync-docs.yml
+++ b/.github/workflows/sync-docs.yml
@@ -13,12 +13,12 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout source repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           path: source-repo
 
       - name: Checkout target repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           repository: opsmill/infrahub-docs
           token: ${{ secrets.PAT_TOKEN }}