diff --git a/.github/workflows/check.yml b/.github/workflows/check.yml
index c8aa130..205a1f2 100644
--- a/.github/workflows/check.yml
+++ b/.github/workflows/check.yml
@@ -30,7 +30,7 @@ jobs:
           python-version: "3.11"
       - name: install tox
         run: python -m pip install tox
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: setup python for test ${{ matrix.py }}
         uses: actions/setup-python@v4
         with:
@@ -59,7 +59,7 @@ jobs:
           - dev
           - readme
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: setup Python 3.11
         uses: actions/setup-python@v4
         with:
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 97661a6..6a50cb2 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -18,7 +18,7 @@ jobs:
           python-version: "3.11"
       - name: Install build
         run: python -m pip install build
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           fetch-depth: 0
       - name: Build package