diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 32a6720..b886dcc 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -37,7 +37,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Set up Python ${{ matrix.python-version }}
         uses: actions/setup-python@v6
@@ -86,7 +86,7 @@ jobs:
       PIP_DISABLE_PIP_VERSION_CHECK: "1"
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Set up Python 3.12
         uses: actions/setup-python@v6
@@ -134,7 +134,7 @@ jobs:
       SKIP_CF_TEST: "0"
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Set up Python 3.12
         uses: actions/setup-python@v6
diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index 8033321..3c8e06b 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -26,7 +26,7 @@ jobs:
       PIP_DISABLE_PIP_VERSION_CHECK: "1"
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Set up Python
         uses: actions/setup-python@v6