diff --git a/.github/workflows/_move-major-branch.yml b/.github/workflows/_move-major-branch.yml
index d7fc365..b61e531 100644
--- a/.github/workflows/_move-major-branch.yml
+++ b/.github/workflows/_move-major-branch.yml
@@ -31,7 +31,7 @@ jobs:
     steps:
       # 1) Check out repo so we can move branches
       - name: Check out repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           fetch-depth: 0
           token: ${{ secrets.SERVICE_TOKEN }}
diff --git a/.github/workflows/_publish.yml b/.github/workflows/_publish.yml
index a4912c1..727a179 100644
--- a/.github/workflows/_publish.yml
+++ b/.github/workflows/_publish.yml
@@ -27,7 +27,7 @@ jobs:
     if: startsWith(github.ref, 'refs/tags/')
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           # on push this is already the tag ref; on dispatch you must choose
           # the tag in the UI so github.ref is the tag
diff --git a/.github/workflows/bump-version.yml b/.github/workflows/bump-version.yml
index ed948e8..fcdd6de 100644
--- a/.github/workflows/bump-version.yml
+++ b/.github/workflows/bump-version.yml
@@ -23,7 +23,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           ref: ${{ inputs.default-branch }}
           fetch-depth: 0
diff --git a/.github/workflows/ci-uv.yml b/.github/workflows/ci-uv.yml
index c92da7f..7c1a473 100644
--- a/.github/workflows/ci-uv.yml
+++ b/.github/workflows/ci-uv.yml
@@ -44,7 +44,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: Set up Python
         uses: actions/setup-python@v6
         with:
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 426a4f1..f7200e2 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -13,7 +13,7 @@ jobs:
     name: Run CI Tasks
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
     - name: Set up Python ${{ inputs.python-version }}
       uses: actions/setup-python@v6
       with:
diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index 130a326..2419ca2 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -40,7 +40,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - name: Checkout
-      uses: actions/checkout@v5
+      uses: actions/checkout@v6
       with:
         fetch-depth: 0
         token: ${{ secrets.SERVICE_TOKEN }}
diff --git a/.github/workflows/publish-docker-image.yml b/.github/workflows/publish-docker-image.yml
index a3f90a3..1b21346 100644
--- a/.github/workflows/publish-docker-image.yml
+++ b/.github/workflows/publish-docker-image.yml
@@ -33,7 +33,7 @@ jobs:
     runs-on: ubuntu-22.04
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           ref: ${{ inputs.default_branch }}
       - name: Set branch tag
diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index e73e0a5..20bec32 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -36,7 +36,7 @@ jobs:
     if: startsWith(github.ref, 'refs/tags/')
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           # on push this is already the tag ref; on dispatch you must choose
           # the tag in the UI so github.ref is the tag
diff --git a/.github/workflows/tag.yml b/.github/workflows/tag.yml
index 017e05d..9c98534 100644
--- a/.github/workflows/tag.yml
+++ b/.github/workflows/tag.yml
@@ -24,7 +24,7 @@ jobs:
       new_version: ${{ steps.output_version.outputs.new_version }}
     steps:
     - name: Checkout
-      uses: actions/checkout@v5
+      uses: actions/checkout@v6
       with:
         ref: ${{ inputs.default_branch }}
         fetch-depth: 0
diff --git a/.github/workflows/update-badges.yml b/.github/workflows/update-badges.yml
index 0196798..25e338e 100644
--- a/.github/workflows/update-badges.yml
+++ b/.github/workflows/update-badges.yml
@@ -22,7 +22,7 @@ jobs:
     runs-on: ubuntu-22.04
     continue-on-error: true
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
       with:
         ref: ${{ inputs.default-branch }}
         fetch-depth: 0