diff --git a/.github/workflows/test_and_publish.yml b/.github/workflows/test_and_publish.yml
index 68ff729..dbda6ff 100644
--- a/.github/workflows/test_and_publish.yml
+++ b/.github/workflows/test_and_publish.yml
@@ -6,7 +6,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: checkout repo
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           path: "${{ github.repository }}"