diff --git a/flake.nix b/flake.nix
index 2114f51..86934ba 100644
--- a/flake.nix
+++ b/flake.nix
@@ -1,6 +1,7 @@
 {
   inputs = {
     nixpkgs.url = "github:NixOS/nixpkgs/nixos-21.11";
+    nixpkgs-unstable.url = "github:NixOS/nixpkgs/nixos-unstable";
 
     flake-utils.url = "github:numtide/flake-utils";
 
@@ -36,6 +37,7 @@
     nixosConfigurations =
     let
       nixpkgs = inputs.nixpkgs;
+      nixpkgs-unstable = inputs.nixpkgs-unstable;
 
       modules = system: [
         ./common
@@ -108,7 +110,7 @@
       "nat" = mkSystem "aarch64-linux" nixpkgs ./machines/nat/configuration.nix;
       "neetdev" = mkSystem "x86_64-linux" nixpkgs ./machines/neet.dev/configuration.nix;
       "liza" = mkSystem "x86_64-linux" nixpkgs ./machines/liza/configuration.nix;
-      "s0" = mkSystem "aarch64-linux" nixpkgs ./machines/storage/s0/configuration.nix;
+      "s0" = mkSystem "aarch64-linux" nixpkgs-unstable ./machines/storage/s0/configuration.nix;
       "n1" = mkSystem "aarch64-linux" nixpkgs ./machines/compute/n1/configuration.nix;
       "n2" = mkSystem "aarch64-linux" nixpkgs ./machines/compute/n2/configuration.nix;
       "n3" = mkSystem "aarch64-linux" nixpkgs ./machines/compute/n3/configuration.nix;