diff --git a/.github/workflows/nix.yml b/.github/workflows/nix.yml
index e5b3c74..cc50126 100644
--- a/.github/workflows/nix.yml
+++ b/.github/workflows/nix.yml
@@ -21,7 +21,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
-      - uses: cachix/install-nix-action@v26
+      - uses: cachix/install-nix-action@V27
       - name: Setup Cachix
         uses: cachix/cachix-action@v14
         with: