diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index f909a6a..a49f038 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -14,7 +14,7 @@ jobs:
     runs-on: ubuntu-latest
     
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
     
     - name: Set up Python 3.11
       uses: actions/setup-python@v5