diff --git a/.github/workflows/tests.yaml b/.github/workflows/tests.yaml
index 7c86004..bb974c7 100644
--- a/.github/workflows/tests.yaml
+++ b/.github/workflows/tests.yaml
@@ -15,7 +15,7 @@ jobs:
             python-version: "3.13"
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Install uv
         uses: astral-sh/setup-uv@v3