diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 397b353..2a8702e 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -8,12 +8,10 @@ jobs:
   check:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2.4.0
-      - uses: cachix/install-nix-action@v16
+      - uses: actions/checkout@v4
+      - uses: cachix/install-nix-action@V28
         with:
           nix_path: nixpkgs=channel:nixos-unstable
-          install_url: https://nixos-nix-install-tests.cachix.org/serve/vij683ly7sl95nnhb67bdjjfabclr85m/install
-          install_options: '--tarball-url-prefix https://nixos-nix-install-tests.cachix.org/serve'
           extra_nix_config: |
             access-tokens = github.com=${{ secrets.GITHUB_TOKEN }}
       - name: Run tests