diff --git a/.github/dependabot.yml b/.github/dependabot.yml
new file mode 100644
index 0000000..2c48305
--- /dev/null
+++ b/.github/dependabot.yml
@@ -0,0 +1,11 @@
+version: 2
+updates:
+  - package-ecosystem: "github-actions"
+    directory: "/"
+    groups:
+      github-actions:
+        patterns: ["*"]
+    schedule:
+      interval: "weekly"
+    cooldown:
+      default-days: 7
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index e2c17fa..8f49557 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -13,9 +13,9 @@ jobs:
         node-version: [20.x, 22.x, 24.x, 26.x]
         os: [ubuntu-latest, windows-latest, macos-latest]
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
     - name: Use Node.js ${{ matrix.node-version }}
-      uses: actions/setup-node@v4
+      uses: actions/setup-node@249970729cb0ef3589644e2896645e5dc5ba9c38 # v6.5.0
       with:
         node-version: ${{ matrix.node-version }}
         cache: 'npm'
diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index dccb6bf..5fe8f21 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -10,8 +10,8 @@ jobs:
       contents: read
       id-token: write  # Required for OIDC
     steps:
-      - uses: actions/checkout@v4
-      - uses: actions/setup-node@v4
+      - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
+      - uses: actions/setup-node@249970729cb0ef3589644e2896645e5dc5ba9c38 # v6.5.0
         with:
           node-version: 20
           registry-url: https://registry.npmjs.org/