diff --git a/.github/workflows/gh-pages.yml b/.github/workflows/gh-pages.yml
index 17d8fc9..f9131b1 100644
--- a/.github/workflows/gh-pages.yml
+++ b/.github/workflows/gh-pages.yml
@@ -16,7 +16,7 @@ jobs:
     steps:
 
       - name: "Checkout the repository"
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           persist-credentials: false
           submodules: true
diff --git a/.github/workflows/python-ci.yml b/.github/workflows/python-ci.yml
index 65aefcc..a264d30 100644
--- a/.github/workflows/python-ci.yml
+++ b/.github/workflows/python-ci.yml
@@ -16,7 +16,7 @@ jobs:
     steps:
 
       - name: "Checkout the repository"
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           submodules: true
 
diff --git a/.github/workflows/python-packages.yml b/.github/workflows/python-packages.yml
index 150f2f1..c938319 100644
--- a/.github/workflows/python-packages.yml
+++ b/.github/workflows/python-packages.yml
@@ -16,7 +16,7 @@ jobs:
     steps:
 
       - name: "Checkout the repository"
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: "Set up Python"
         uses: actions/setup-python@v6