diff --git a/nixos-wsl.nix b/nixos-wsl.nix
index c4f003d..1790eac 100644
--- a/nixos-wsl.nix
+++ b/nixos-wsl.nix
@@ -18,5 +18,18 @@
     defaultUser = hyper.user;
     enable = true;
   };
-  nix.settings.experimental-features = [ "nix-command" "flakes" ];
+  nix = {
+    settings = {
+      experimental-features = [ "nix-command" "flakes" ];
+      substitute = true;
+      substituters = [
+        "https://yazi.cachix.org"
+      ];
+      trusted-public-keys = [
+        "yazi.cachix.org-1:Dcdz63NZKfvUCbDGngQDAZq6kOroIrFoyO064uvLh8k="
+      ];
+    };
+  };
+
+  nixpkgs.hostPlatform = hyper.system;
 }