diff --git a/.github/workflows/dev.yml b/.github/workflows/dev.yml
index 03a249ed4..049615385 100644
--- a/.github/workflows/dev.yml
+++ b/.github/workflows/dev.yml
@@ -15,7 +15,7 @@ jobs:
     name: Render-Book
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
 
       - uses: r-lib/actions/setup-r@v2
 
diff --git a/.github/workflows/pr.yml b/.github/workflows/pr.yml
index b7638f9de..f5beb95b8 100644
--- a/.github/workflows/pr.yml
+++ b/.github/workflows/pr.yml
@@ -18,7 +18,7 @@ jobs:
         run: |
           fork=$(jq --raw-output .pull_request.head.repo.fork "${GITHUB_EVENT_PATH}");echo "fork=${fork}" >> $GITHUB_ENV
 
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
 
       - uses: r-lib/actions/setup-r@v2
 
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 54004df62..97b7dd2c6 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -10,7 +10,7 @@ jobs:
     name: Render-Book
     runs-on: macOS-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
 
       - uses: r-lib/actions/setup-r@v2
 
diff --git a/.github/workflows/scheduled-manual-main.yml b/.github/workflows/scheduled-manual-main.yml
index d2fd8c677..a432c5394 100644
--- a/.github/workflows/scheduled-manual-main.yml
+++ b/.github/workflows/scheduled-manual-main.yml
@@ -13,7 +13,7 @@ jobs:
     name: Render-Book
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
         with:
           fetch-depth: 0