diff --git a/.github/workflows/deadnix.yml b/.github/workflows/deadnix.yml
index da7d5e9..6481d14 100644
--- a/.github/workflows/deadnix.yml
+++ b/.github/workflows/deadnix.yml
@@ -19,7 +19,7 @@ jobs:
       contents: read
     steps:
       - uses: actions/checkout@v4
-      - uses: cachix/install-nix-action@V27
+      - uses: cachix/install-nix-action@V28
       - uses: cachix/cachix-action@v15
         with:
           name: deadnix