diff --git a/.github/workflows/gh-pages.yml b/.github/workflows/gh-pages.yml
index 447295b..7910301 100644
--- a/.github/workflows/gh-pages.yml
+++ b/.github/workflows/gh-pages.yml
@@ -11,7 +11,7 @@ jobs:
       contents: write
     steps:
       - uses: actions/checkout@v4
-      - uses: cachix/install-nix-action@v26
+      - uses: cachix/install-nix-action@V27
         with:
           nix_path: nixpkgs=channel:nixos-22.11
       - uses: cachix/cachix-action@v15