diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index 526bc89..b32dd4f 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -14,7 +14,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
       with:
         fetch-depth: 0
 
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index da0f5ec..2e60b13 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -24,7 +24,7 @@ jobs:
 
     steps:
     - name: checkout
-      uses: actions/checkout@v4
+      uses: actions/checkout@v6
 
     - name: set up python3 ${{ matrix.python-version }}
       uses: actions/setup-python@v6