diff --git a/.github/workflows/ci-resilience-nightly.yml b/.github/workflows/ci-resilience-nightly.yml
index 554c6f5..af26a64 100644
--- a/.github/workflows/ci-resilience-nightly.yml
+++ b/.github/workflows/ci-resilience-nightly.yml
@@ -20,7 +20,7 @@ jobs:
     timeout-minutes: 20
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Setup Node.js
         uses: actions/setup-node@v6
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index d92e5e0..24d7950 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -13,7 +13,7 @@ jobs:
       matrix:
         node-version: [22, 23]
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - name: Use Node.js ${{ matrix.node-version }}
         uses: actions/setup-node@v6
         with: