diff --git a/.github/workflows/nix.yml b/.github/workflows/nix.yml
index 4e3b17e..5cf2d23 100644
--- a/.github/workflows/nix.yml
+++ b/.github/workflows/nix.yml
@@ -18,7 +18,7 @@ jobs:
     runs-on: ubuntu-26.04
     steps:
       - name: Install Nix
-        uses: cachix/install-nix-action@448cde739abec1eaf0646249e3d25bb8d9bc7702  # v31
+        uses: cachix/install-nix-action@75c75c31ebece974e48ebc36b4ad125bd97bd97b  # v31
         with:
           nix_path: nixpkgs=channel:nixos-unstable
       - name: Set up Nix cache