diff --git a/.github/workflows/claude-code-review.yml b/.github/workflows/claude-code-review.yml
index 217f47e..34d0960 100644
--- a/.github/workflows/claude-code-review.yml
+++ b/.github/workflows/claude-code-review.yml
@@ -27,7 +27,7 @@ jobs:
     
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
         with:
           fetch-depth: 1
 
diff --git a/.github/workflows/claude-issue-summarize.yml b/.github/workflows/claude-issue-summarize.yml
index ba2a17d..730f171 100644
--- a/.github/workflows/claude-issue-summarize.yml
+++ b/.github/workflows/claude-issue-summarize.yml
@@ -14,7 +14,7 @@ jobs:
       issues: write
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
         with:
           ref: ${{ github.ref }}
 
diff --git a/.github/workflows/claude-issue-triage.yml b/.github/workflows/claude-issue-triage.yml
index d8dd5cb..c08a548 100644
--- a/.github/workflows/claude-issue-triage.yml
+++ b/.github/workflows/claude-issue-triage.yml
@@ -14,7 +14,7 @@ jobs:
       issues: write
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
         with:
           ref: ${{ github.ref }}
           
diff --git a/.github/workflows/claude-ontology-review.yml b/.github/workflows/claude-ontology-review.yml
index 4ee2e8c..c55f089 100644
--- a/.github/workflows/claude-ontology-review.yml
+++ b/.github/workflows/claude-ontology-review.yml
@@ -29,7 +29,7 @@ jobs:
     
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
         with:
           fetch-depth: 1
 
diff --git a/.github/workflows/claude.yml b/.github/workflows/claude.yml
index e41934c..3a90afa 100644
--- a/.github/workflows/claude.yml
+++ b/.github/workflows/claude.yml
@@ -26,7 +26,7 @@ jobs:
       actions: read # Required for Claude to read CI results on PRs
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
         with:
           fetch-depth: 1
 
diff --git a/.github/workflows/deploy-docs.yaml b/.github/workflows/deploy-docs.yaml
index 64adbec..61206a8 100644
--- a/.github/workflows/deploy-docs.yaml
+++ b/.github/workflows/deploy-docs.yaml
@@ -20,7 +20,7 @@ jobs:
     steps:
       # https://github.com/actions/checkout
       - name: Checkout
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
         with:
           fetch-depth: 0  # otherwise, you will fail to push refs to dest repo
 
diff --git a/.github/workflows/dragon-ai.yml b/.github/workflows/dragon-ai.yml
index 29dc17d..99fe670 100644
--- a/.github/workflows/dragon-ai.yml
+++ b/.github/workflows/dragon-ai.yml
@@ -21,7 +21,7 @@ jobs:
       result: ${{ steps.check.outputs.result }}
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
         # this seems to be necessary to ensure actions uses the latest; see
         # https://github.com/actions/checkout/issues/439
         with:
@@ -101,7 +101,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
         with:
           ref: ${{ github.ref }}
           token: ${{ secrets.PAT_FOR_PR }}  # Use PAT for checkout to allow committing later
diff --git a/.github/workflows/main.yaml b/.github/workflows/main.yaml
index 72e4b88..e506464 100644
--- a/.github/workflows/main.yaml
+++ b/.github/workflows/main.yaml
@@ -26,7 +26,7 @@ jobs:
 
       # https://github.com/actions/checkout
       - name: Check out repository
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
         with:
           persist-credentials: false
 
diff --git a/.github/workflows/pypi-publish.yaml b/.github/workflows/pypi-publish.yaml
index e20b922..6c69c8f 100644
--- a/.github/workflows/pypi-publish.yaml
+++ b/.github/workflows/pypi-publish.yaml
@@ -13,7 +13,7 @@ jobs:
     permissions:
       id-token: write
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
 
       - name: Install uv
         uses: astral-sh/setup-uv@v7