diff --git a/.github/workflows/check_code.yml b/.github/workflows/check_code.yml
index fad3fce..6fb6c83 100644
--- a/.github/workflows/check_code.yml
+++ b/.github/workflows/check_code.yml
@@ -12,7 +12,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: checkout code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - uses: actions/setup-python@v5
         with: