diff --git a/.github/workflows/buildiso.yml b/.github/workflows/buildiso.yml
index d0c5f92..21d850d 100644
--- a/.github/workflows/buildiso.yml
+++ b/.github/workflows/buildiso.yml
@@ -11,7 +11,7 @@ jobs:
       uses: actions/checkout@v3
 
     - name: Install Nix
-      uses: cachix/install-nix-action@v20
+      uses: cachix/install-nix-action@v22
       with:
         nix_path: nixpkgs=channel:nixos-unstable