diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 7cb6c89..77a28d1 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -14,7 +14,7 @@ jobs:
 
     steps:
       - name: Check out repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Set up Python
         uses: actions/setup-python@v5
diff --git a/.github/workflows/commit-message.yml b/.github/workflows/commit-message.yml
index 7005242..63edcbb 100644
--- a/.github/workflows/commit-message.yml
+++ b/.github/workflows/commit-message.yml
@@ -15,7 +15,7 @@ jobs:
 
     steps:
       - name: Check commit message
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           fetch-depth: 0
       - name: Fetch base branch