diff --git a/.github/workflows/labels.yml b/.github/workflows/labels.yml
index 7e7cf77d..fd8c8217 100644
--- a/.github/workflows/labels.yml
+++ b/.github/workflows/labels.yml
@@ -7,7 +7,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       # checkout
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       # sync labels
       - uses: crazy-max/ghaction-github-labeler@v5
diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index de68ae5e..444026b6 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -9,7 +9,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       # checkout
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       # prepare
       - uses: actions/setup-node@v4.4.0
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index b562ccc3..186dccfb 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -6,7 +6,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       # checkout
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       # prepare
       - uses: actions/setup-node@v4.4.0