diff --git a/docker_nix/action.yml b/docker_nix/action.yml
index 4f4371f..461e697 100644
--- a/docker_nix/action.yml
+++ b/docker_nix/action.yml
@@ -9,7 +9,7 @@ runs:
         apt update
         apt upgrade -y
         apt install -y sudo
-    - uses: https://github.com/cachix/install-nix-action@v29
+    - uses: https://github.com/cachix/install-nix-action@v30
       with:
         nix_path: nixpkgs=channel:nixos-unstable
         extra_nix_config: |