diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index 0691c55..0cf3c3a 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -10,7 +10,7 @@ jobs:
   rspec:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - uses: cachix/install-nix-action@v22
     - run: |
         nix develop -c bash<<SH