diff --git a/.github/dependabot.yml b/.github/dependabot.yml
new file mode 100644
index 0000000..fce7d2f
--- /dev/null
+++ b/.github/dependabot.yml
@@ -0,0 +1,15 @@
+version: 2
+updates:
+  - package-ecosystem: github-actions
+    directory: /
+    schedule:
+      interval: weekly
+      day: monday
+      time: "09:00"
+      timezone: Asia/Seoul
+    groups:
+      github-actions:
+        patterns:
+          - "*"
+    commit-message:
+      prefix: ci
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 006d558..b5c5e91 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -12,8 +12,8 @@ jobs:
       matrix:
         node-version: ['20', '22', '24']
     steps:
-      - uses: actions/checkout@v4
-      - uses: actions/setup-node@v4
+      - uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
+      - uses: actions/setup-node@48b55a011bda9f5d6aeb4c2d9c7362e8dae4041e # v6.4.0
         with:
           node-version: ${{ matrix.node-version }}
           cache: npm