diff --git a/.github/workflows/nix.yml b/.github/workflows/nix.yml
index c8cad83..4d10038 100644
--- a/.github/workflows/nix.yml
+++ b/.github/workflows/nix.yml
@@ -8,7 +8,7 @@ jobs:
       - uses: actions/checkout@v3
         with:
           fetch-depth: 0
-      - uses: cachix/install-nix-action@v20
+      - uses: cachix/install-nix-action@v31
         with:
           nix_path: nixpkgs=channel:nixos-unstable
       - run: echo "experimental-features = nix-command flakes" | sudo tee -a /etc/nix/nix.conf