diff --git a/.github/workflows/unit-test.yml b/.github/workflows/unit-test.yml
index 42b722c..5ab491c 100644
--- a/.github/workflows/unit-test.yml
+++ b/.github/workflows/unit-test.yml
@@ -10,7 +10,7 @@ jobs:
   unit-test:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
 
       - name: Set up Python
         uses: actions/setup-python@v5