diff --git a/.github/workflows/nix.yml b/.github/workflows/nix.yml
index 125efd7..eb66239 100644
--- a/.github/workflows/nix.yml
+++ b/.github/workflows/nix.yml
@@ -20,7 +20,7 @@ jobs:
         install_url: https://github.com/numtide/nix-flakes-installer/releases/download/nix-2.4pre20210415_76980a1/install
         extra_nix_config: |
           experimental-features = nix-command flakes
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - uses: cachix/cachix-action@v10
       with:
         name: jrestivo