diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index 931fcab..7a68f0a 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -23,8 +23,8 @@ jobs:
     name: ShellCheck
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
-      - uses: actions/setup-node@v6
+      - uses: actions/checkout@v7
+      - uses: actions/setup-node@v7
         with:
           node-version: lts/*
       # Reads devEngines.packageManager from package.json — the same field, in the same
@@ -53,8 +53,8 @@ jobs:
     name: Feature metadata
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
-      - uses: actions/setup-node@v6
+      - uses: actions/checkout@v7
+      - uses: actions/setup-node@v7
         with:
           node-version: lts/*
       - uses: pnpm/action-setup@v6
@@ -70,8 +70,8 @@ jobs:
     name: JSON keys
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
-      - uses: actions/setup-node@v6
+      - uses: actions/checkout@v7
+      - uses: actions/setup-node@v7
         with:
           node-version: lts/*
       - uses: pnpm/action-setup@v6
@@ -85,8 +85,8 @@ jobs:
     name: Prettier
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
-      - uses: actions/setup-node@v6
+      - uses: actions/checkout@v7
+      - uses: actions/setup-node@v7
         with:
           node-version: lts/*
       - uses: pnpm/action-setup@v6
@@ -107,8 +107,8 @@ jobs:
     name: Actionlint
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
-      - uses: actions/setup-node@v6
+      - uses: actions/checkout@v7
+      - uses: actions/setup-node@v7
         with:
           node-version: lts/*
       - uses: pnpm/action-setup@v6
@@ -128,9 +128,9 @@ jobs:
     name: Hadolint
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v7
       - name: Hadolint
-        uses: hadolint/hadolint-action@v3.3.0
+        uses: hadolint/hadolint-action@v3.5.0
         with:
           dockerfile: .devcontainer/Dockerfile
 
diff --git a/.github/workflows/publish-features.yml b/.github/workflows/publish-features.yml
index 5fb0c05..1667648 100644
--- a/.github/workflows/publish-features.yml
+++ b/.github/workflows/publish-features.yml
@@ -34,7 +34,7 @@ jobs:
       contents: write # generate-docs commits the per-feature README.md
       packages: write
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v7
         with:
           ref: ${{ inputs.ref }}
 
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 3234d9a..ab0485e 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -38,7 +38,7 @@ jobs:
       packages: write # pushes the Feature artifacts to ghcr.io
       id-token: write
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v7
         with:
           # semantic-release reads the full history to work out the next version.
           fetch-depth: 0
@@ -47,7 +47,7 @@ jobs:
           # the identity actually doing the pushing.
           persist-credentials: false
 
-      - uses: actions/setup-node@v6
+      - uses: actions/setup-node@v7
         with:
           node-version: lts/*
 
diff --git a/.github/workflows/test-features.yml b/.github/workflows/test-features.yml
index 38442af..d2b3497 100644
--- a/.github/workflows/test-features.yml
+++ b/.github/workflows/test-features.yml
@@ -26,13 +26,13 @@ jobs:
         feature:
           - devbase
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v7
 
       # Without this the job runs on whatever Node the runner image happens to
       # ship — Node 22 at the time of writing, below the >=24.15.0 this project
       # declares in package.json engines. lts/* matches lint.yml and release.yml,
       # so all three workflows move together.
-      - uses: actions/setup-node@v6
+      - uses: actions/setup-node@v7
         with:
           node-version: lts/*