diff --git a/.github/workflows/cd.yml b/.github/workflows/cd.yml
index 7f2857e..46535d0 100644
--- a/.github/workflows/cd.yml
+++ b/.github/workflows/cd.yml
@@ -13,7 +13,7 @@ jobs:
     permissions:
       id-token: write
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - name: Set up Python
         uses: actions/setup-python@v5
         with:
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 2e68bda..8a46051 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -10,7 +10,7 @@ jobs:
         python-version: ["3.9", "3.10", "3.11", "3.12", "3.13"]
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - name: Set up Python ${{ matrix.python-version }}
         uses: actions/setup-python@v5
         with: