diff --git a/.github/workflows/package.yaml b/.github/workflows/package.yaml
index 45f0605..b9d8ce1 100644
--- a/.github/workflows/package.yaml
+++ b/.github/workflows/package.yaml
@@ -11,7 +11,7 @@ jobs:
         python-version: [3.8]
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v4
     - name: Set up Python ${{ matrix.python-version }}
       uses: actions/setup-python@v1
       with:
diff --git a/.github/workflows/tests.yaml b/.github/workflows/tests.yaml
index 2e7efdd..8b7499d 100644
--- a/.github/workflows/tests.yaml
+++ b/.github/workflows/tests.yaml
@@ -11,7 +11,7 @@ jobs:
         python-version: [3.7, 3.8, 3.9]
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v4
     - name: Set up Python ${{ matrix.python-version }}
       uses: actions/setup-python@v1
       with: