diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index ed2d0f9..1e73a32 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -15,7 +15,7 @@ jobs:
     name: Lean Build
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
       - uses: leanprover/lean-action@v1
         with:
           build-args: "--wfail"