diff --git a/.github/workflows/pypi-publish.yaml b/.github/workflows/pypi-publish.yaml
index a03de2e..032d941 100644
--- a/.github/workflows/pypi-publish.yaml
+++ b/.github/workflows/pypi-publish.yaml
@@ -13,7 +13,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v4
     - name: Set up Python
       uses: actions/setup-python@v2
       with: