diff --git a/.github/workflows/brigadiers.yml b/.github/workflows/brigadiers.yml
index 5b18cb3..03c0b8d 100644
--- a/.github/workflows/brigadiers.yml
+++ b/.github/workflows/brigadiers.yml
@@ -26,7 +26,7 @@ jobs:
     # re-trigger workflows anyway — this is belt-and-suspenders).
     if: github.actor != 'github-actions[bot]'
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
       - uses: actions/setup-node@v4
         with:
           node-version: 22
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 421922b..17abd3c 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -24,7 +24,7 @@ jobs:
         node: ["22.12", "24"]
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v7
 
       - name: Setup Node ${{ matrix.node }}
         uses: actions/setup-node@v4
diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
index 91308d6..241aa36 100644
--- a/.github/workflows/codeql.yml
+++ b/.github/workflows/codeql.yml
@@ -27,7 +27,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v7
 
       - name: Initialize CodeQL
         uses: github/codeql-action/init@v3
diff --git a/.github/workflows/dependency-review.yml b/.github/workflows/dependency-review.yml
index cf0d86f..b0cae4c 100644
--- a/.github/workflows/dependency-review.yml
+++ b/.github/workflows/dependency-review.yml
@@ -18,7 +18,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v7
 
       - name: Dependency review
         uses: actions/dependency-review-action@v4
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 25ceb17..17c2a46 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -70,7 +70,7 @@ jobs:
       contents: read
       id-token: write # required for npm provenance / OIDC trusted publishing
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
 
       - uses: actions/setup-node@v4
         with:
diff --git a/.github/workflows/supply-chain-audit.yml b/.github/workflows/supply-chain-audit.yml
index f5702ca..42d7c10 100644
--- a/.github/workflows/supply-chain-audit.yml
+++ b/.github/workflows/supply-chain-audit.yml
@@ -25,7 +25,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v7
         with:
           fetch-depth: 0