diff --git a/.github/workflows/cd.yml b/.github/workflows/cd.yml
index 49d2821..923fcac 100644
--- a/.github/workflows/cd.yml
+++ b/.github/workflows/cd.yml
@@ -18,7 +18,7 @@ jobs:
   dist:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v1
+      - uses: actions/checkout@v4
       - uses: actions/setup-python@v2
 
       - name: Build SDist and wheel
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index e246239..ba5a471 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -15,7 +15,7 @@ jobs:
         python-version: [ "3.8", "3.9", "3.10", "3.11", "3.12", "3.13"]
     name: Tests for Python ${{ matrix.python-version }}
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - uses: actions/setup-python@v2
         name: Set up Python ${{ matrix.python-version }}