diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index 444c673..f495dce 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -13,7 +13,7 @@ jobs:
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Setup Python
         uses: actions/setup-python@v4
diff --git a/.github/workflows/testing.yml b/.github/workflows/testing.yml
index f29addd..1fb9e75 100644
--- a/.github/workflows/testing.yml
+++ b/.github/workflows/testing.yml
@@ -28,7 +28,7 @@ jobs:
         python: ['3.8', '3.9', '3.10', '3.11']
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Setup Python
         uses: actions/setup-python@v4