diff --git a/.github/workflows/publish-pages-doc.yml b/.github/workflows/publish-pages-doc.yml
index 29dcb00..699df1a 100644
--- a/.github/workflows/publish-pages-doc.yml
+++ b/.github/workflows/publish-pages-doc.yml
@@ -9,7 +9,7 @@ jobs:
   deploy:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: actions/setup-python@v6
         with:
           python-version: 3.x
diff --git a/.github/workflows/python-package.yml b/.github/workflows/python-package.yml
index 6c7a226..e7df7e1 100644
--- a/.github/workflows/python-package.yml
+++ b/.github/workflows/python-package.yml
@@ -19,7 +19,7 @@ jobs:
         python-version: ["3.9", "3.11", "3.13"]
 
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
     - name: Set up Python ${{ matrix.python-version }}
       uses: actions/setup-python@v6
       with:
diff --git a/.github/workflows/python-publish.yml b/.github/workflows/python-publish.yml
index bfb42e0..ba55544 100644
--- a/.github/workflows/python-publish.yml
+++ b/.github/workflows/python-publish.yml
@@ -24,7 +24,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
     - name: Set up Python
       uses: actions/setup-python@v6
       with: