diff --git a/.github/workflows/nix.yml b/.github/workflows/nix.yml
index 8a09beb..54113fb 100644
--- a/.github/workflows/nix.yml
+++ b/.github/workflows/nix.yml
@@ -8,7 +8,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v4
-    - uses: cachix/install-nix-action@V27
+    - uses: cachix/install-nix-action@V28
       with:
         nix_path: nixpkgs=channel:nixos-unstable
         extra_nix_config: |