diff --git a/flake.nix b/flake.nix
index a4accef..829ef80 100644
--- a/flake.nix
+++ b/flake.nix
@@ -38,6 +38,7 @@
             let
               vm = oslib.mkVM {
                 inherit (config) name uuid;
+                inherit (config.os) arch;
                 beforeInstall = [
                   { index = 1; file = "${osdb.${config.os.name}.${config.os.version}.${config.os.edition}.${config.os.arch}.installer}/out.iso"; }
                   { index = 2; file = "${osdb.${config.os.name}.${config.os.version}.${config.os.edition}.${config.os.arch}.unattend}/out.iso"; }
diff --git a/server/flakes/windows/test/flake.lock b/server/flakes/windows/test/flake.lock
index e373d7d..f1aadac 100644
--- a/server/flakes/windows/test/flake.lock
+++ b/server/flakes/windows/test/flake.lock
@@ -126,11 +126,11 @@
         "zig2nix": "zig2nix"
       },
       "locked": {
-        "lastModified": 1719259537,
-        "narHash": "sha256-oHrDpHmZCZY+i3FT3NGPqeQCBoAFu5kLJMe2mRSofDc=",
+        "lastModified": 1719259701,
+        "narHash": "sha256-gl+QC6wnvXbH+oJwqek7N64IPAkKmYwdGp5VjH7bweI=",
         "ref": "refs/heads/master",
-        "rev": "70dd3a104a3d42c18586cc8e687f760ab77714e1",
-        "revCount": 3,
+        "rev": "0a2dd279027547fc4494d9b2931298bc2b35024e",
+        "revCount": 4,
         "type": "git",
         "url": "https://git.jeevio.xyz/jeeves/oslib"
       },