diff --git a/.github/workflows/cibuild.yaml b/.github/workflows/cibuild.yaml
index 766a71b..a588434 100644
--- a/.github/workflows/cibuild.yaml
+++ b/.github/workflows/cibuild.yaml
@@ -13,7 +13,7 @@ jobs:
         os: [ubuntu-latest, macos-latest, windows-latest]
     runs-on: ${{ matrix.os }}
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - uses: ruby/setup-ruby@829114fc20da43a41d27359103ec7a63020954d4 # v1.255.0
         with:
           ruby-version: ${{ matrix.ruby }}
diff --git a/.github/workflows/pages-gem.yml b/.github/workflows/pages-gem.yml
index 38fc187..abe6318 100644
--- a/.github/workflows/pages-gem.yml
+++ b/.github/workflows/pages-gem.yml
@@ -12,7 +12,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
       - name: Setup Ruby
         uses: ruby/setup-ruby@829114fc20da43a41d27359103ec7a63020954d4 # v1.255.0
         with: