diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 75612b07..a8d91a48 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -19,7 +19,7 @@ jobs:
         node: [22, 24]
     runs-on: ${{ matrix.os }}
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
       - uses: pnpm/action-setup@v4
       - uses: actions/setup-node@v4
         with:
@@ -38,7 +38,7 @@ jobs:
   publish-dry-run:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
       - uses: pnpm/action-setup@v4
       - uses: actions/setup-node@v4
         with:
diff --git a/.github/workflows/labels.yml b/.github/workflows/labels.yml
index 62e4ae40..19ea23a8 100644
--- a/.github/workflows/labels.yml
+++ b/.github/workflows/labels.yml
@@ -24,7 +24,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
         with:
           sparse-checkout: .github/labels.json
           sparse-checkout-cone-mode: false
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 6f423100..fe595b4c 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -35,7 +35,7 @@ jobs:
             runner: ubuntu-22.04-arm
     runs-on: ${{ matrix.runner }}
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
       - uses: actions/setup-node@v4
         with:
           node-version: 22
@@ -51,7 +51,7 @@ jobs:
     needs: noise
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
         with:
           fetch-depth: 0
       - uses: actions/download-artifact@v4
diff --git a/.github/workflows/security.yml b/.github/workflows/security.yml
index 5bc64282..88572230 100644
--- a/.github/workflows/security.yml
+++ b/.github/workflows/security.yml
@@ -31,7 +31,7 @@ jobs:
       # fails at the last step with "Resource not accessible by integration".
       actions: read
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
       - uses: github/codeql-action/init@v3
         with:
           languages: javascript-typescript
@@ -43,7 +43,7 @@ jobs:
     name: Dependency audit
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
       - uses: pnpm/action-setup@v4
       - uses: actions/setup-node@v4
         with:
@@ -57,7 +57,7 @@ jobs:
     name: Secret scan
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
         with:
           # Full history: a secret removed in a later commit is still leaked.
           fetch-depth: 0
@@ -69,7 +69,7 @@ jobs:
     name: Memnox scans itself
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
       - uses: pnpm/action-setup@v4
       - uses: actions/setup-node@v4
         with:
@@ -86,7 +86,7 @@ jobs:
     name: SBOM
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
       - uses: pnpm/action-setup@v4
       - uses: actions/setup-node@v4
         with: