diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index cea24b15..487c6a9f 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -7,7 +7,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v4
-    - uses: cachix/install-nix-action@v25
+    - uses: cachix/install-nix-action@v27
       with:
         nix_path: nixpkgs=channel:nixos-24.05
     - uses: cachix/cachix-action@v14