diff --git a/.github/workflows/check.yaml b/.github/workflows/check.yaml
index 1b67085..ed4323e 100644
--- a/.github/workflows/check.yaml
+++ b/.github/workflows/check.yaml
@@ -16,7 +16,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout repo
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: Set up Nix
         uses: cachix/install-nix-action@v31
         with: