diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index cbdd4e2..26d536f 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -63,11 +63,11 @@ jobs:
       - uses: actions/checkout@v6
         with:
           submodules: recursive
-      - uses: cachix/install-nix-action@v27
+      - uses: DeterminateSystems/nix-installer-action@v12
         with:
-          nix_path: nixpkgs=channel:nixos-unstable
           extra_nix_config: |
             experimental-features = nix-command flakes
+            nix-path = nixpkgs=channel:nixos-unstable
       - name: Build
         run: nix build ".?submodules=1#" --print-build-logs
       - name: Verify outputs