diff --git a/.github/workflows/build_pull_request.yml b/.github/workflows/build_pull_request.yml
index 8df89f2..24ec716 100644
--- a/.github/workflows/build_pull_request.yml
+++ b/.github/workflows/build_pull_request.yml
@@ -12,7 +12,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           submodules: true
 
diff --git a/.github/workflows/open_pull_request.yml b/.github/workflows/open_pull_request.yml
index 75b8e67..6efa41c 100644
--- a/.github/workflows/open_pull_request.yml
+++ b/.github/workflows/open_pull_request.yml
@@ -15,7 +15,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Open pull request
         uses: repo-sync/pull-request@v2
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 3fa57b8..d7d6399 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -17,7 +17,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           submodules: true