diff --git a/.github/workflows/update-extensions.yml b/.github/workflows/update-extensions.yml
index 186ce35..9e357ea 100644
--- a/.github/workflows/update-extensions.yml
+++ b/.github/workflows/update-extensions.yml
@@ -14,7 +14,7 @@ jobs:
       - uses: actions/checkout@v4
         with:
           submodules: true
-      - uses: cachix/install-nix-action@v26
+      - uses: cachix/install-nix-action@v27
         with:
           nix_path: nixpkgs=channel:nixos-unstable
       - run: ./modules/nixos-wiki/update-extensions.py ./modules/nixos-wiki/extensions.json