diff --git a/.github/workflows/nix.yaml b/.github/workflows/nix.yaml
index 112805e..2795722 100644
--- a/.github/workflows/nix.yaml
+++ b/.github/workflows/nix.yaml
@@ -10,7 +10,7 @@ jobs:
               uses: actions/checkout@v4
 
             - name: install nix
-              uses: cachix/install-nix-action@V28
+              uses: cachix/install-nix-action@v29
               with:
                   install_url: https://nixos.org/nix/install
                   extra_nix_config: |