diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index bb65166..2f2225e 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -38,7 +38,7 @@ jobs:
       FORCE_JAVASCRIPT_ACTIONS_TO_NODE24: true
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Check C/C++/CUDA formatting
         run: |
@@ -81,7 +81,7 @@ jobs:
       FORCE_JAVASCRIPT_ACTIONS_TO_NODE24: true
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Verify project structure
         run: |
@@ -139,7 +139,7 @@ jobs:
       FORCE_JAVASCRIPT_ACTIONS_TO_NODE24: true
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Lint markdown files
         uses: DavidAnson/markdownlint-cli2-action@v19
diff --git a/.github/workflows/pages.yml b/.github/workflows/pages.yml
index 379c574..717d074 100644
--- a/.github/workflows/pages.yml
+++ b/.github/workflows/pages.yml
@@ -27,7 +27,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           fetch-depth: 1