diff --git a/.github/workflows/apply-patch.yml b/.github/workflows/apply-patch.yml
index 2119081..430d84b 100644
--- a/.github/workflows/apply-patch.yml
+++ b/.github/workflows/apply-patch.yml
@@ -33,7 +33,7 @@ jobs:
       contents: write
       pull-requests: write
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Configure git
         run: |
diff --git a/.github/workflows/ci-debate.yml b/.github/workflows/ci-debate.yml
index d828ddb..e97fb63 100644
--- a/.github/workflows/ci-debate.yml
+++ b/.github/workflows/ci-debate.yml
@@ -17,7 +17,7 @@ jobs:
     env:
       GH_EVENT: ${{ github.event_name }}
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Set up Python
         uses: actions/setup-python@v5
diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
index 4956849..4434f6b 100644
--- a/.github/workflows/codeql.yml
+++ b/.github/workflows/codeql.yml
@@ -14,7 +14,7 @@ jobs:
       security-events: write
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: github/codeql-action/init@v4
         with:
           languages: python
diff --git a/.github/workflows/dependency-review.yml b/.github/workflows/dependency-review.yml
index eb4ab2a..24a49f2 100644
--- a/.github/workflows/dependency-review.yml
+++ b/.github/workflows/dependency-review.yml
@@ -9,5 +9,5 @@ jobs:
   dependency-review:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: actions/dependency-review-action@v4
diff --git a/.github/workflows/link-check.yml b/.github/workflows/link-check.yml
index 13f13b1..5625a29 100644
--- a/.github/workflows/link-check.yml
+++ b/.github/workflows/link-check.yml
@@ -11,7 +11,7 @@ jobs:
   lychee:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: lycheeverse/lychee-action@v2.0.2
         with:
           args: >-
diff --git a/.github/workflows/lint-workflows.yml b/.github/workflows/lint-workflows.yml
index de46768..db9883f 100644
--- a/.github/workflows/lint-workflows.yml
+++ b/.github/workflows/lint-workflows.yml
@@ -12,7 +12,7 @@ jobs:
   actionlint:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: actionlint
         uses: raven-actions/actionlint@v2
         with:
@@ -21,7 +21,7 @@ jobs:
   yamllint:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: yamllint
         uses: ibiqlik/action-yamllint@v3
         with:
diff --git a/.github/workflows/nightly-bench.yml b/.github/workflows/nightly-bench.yml
index d074c05..9405464 100644
--- a/.github/workflows/nightly-bench.yml
+++ b/.github/workflows/nightly-bench.yml
@@ -14,7 +14,7 @@ jobs:
     permissions:
       contents: read
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           fetch-depth: 0
       - uses: actions/setup-python@v5
diff --git a/.github/workflows/pre-commit.yml b/.github/workflows/pre-commit.yml
index eb30b8f..08515d5 100644
--- a/.github/workflows/pre-commit.yml
+++ b/.github/workflows/pre-commit.yml
@@ -15,7 +15,7 @@ jobs:
     name: Run hooks
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: actions/setup-python@v5
         with:
           python-version: "3.12"
diff --git a/.github/workflows/proof-pack.yml b/.github/workflows/proof-pack.yml
index f6cb568..77012cc 100644
--- a/.github/workflows/proof-pack.yml
+++ b/.github/workflows/proof-pack.yml
@@ -12,7 +12,7 @@ jobs:
   proof-pack:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - uses: actions/setup-python@v5
         with:
diff --git a/.github/workflows/secret-scan.yml b/.github/workflows/secret-scan.yml
index bfcfa85..56e5c52 100644
--- a/.github/workflows/secret-scan.yml
+++ b/.github/workflows/secret-scan.yml
@@ -15,7 +15,7 @@ jobs:
     permissions:
       contents: read
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: actions/setup-python@v5
         with:
           python-version: "3.x"
@@ -28,7 +28,7 @@ jobs:
     permissions:
       contents: read
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           fetch-depth: 0
       - uses: gitleaks/gitleaks-action@v2
diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 9eca151..019a5ef 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -12,7 +12,7 @@ jobs:
   pytest:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: actions/setup-python@v5
         with:
           python-version: "3.x"