diff --git a/pkgs/darwin-uninstaller/default.nix b/pkgs/darwin-uninstaller/default.nix
index 94c0749..3eb2c24 100644
--- a/pkgs/darwin-uninstaller/default.nix
+++ b/pkgs/darwin-uninstaller/default.nix
@@ -7,7 +7,7 @@ let
       ./configuration.nix
       {
         nixpkgs.source = pkgs.path;
-        nixpkgs.hostPlatform = pkgs.system;
+        nixpkgs.hostPlatform = pkgs.stdenv.hostPlatform.system;
         system.includeUninstaller = false;
       }
     ];