2 files changed, 3 insertions, 3 deletions
diff --git a/flake.nix b/flake.nix
index 89a10d7..332eae4 100644
--- a/flake.nix
+++ b/flake.nix
@@ -34,10 +34,10 @@
         (_: type: type == "directory")
         (builtins.readDir ./zkvms));
 
-    guests = [ null ] ++ (builtins.attrNames
+    guests = builtins.attrNames
       (pkgs.lib.filterAttrs
         (_: type: type == "directory")
-        (builtins.readDir ./guests)));
+        (builtins.readDir ./guests));
 
     foldr = pkgs.lib.foldr;
 
diff --git a/guest.nix b/guest.nix
index 9d3086c..5b321cc 100644
--- a/guest.nix
+++ b/guest.nix
@@ -18,7 +18,7 @@ writeShellApplication {
       "$@"
     }
   '' + lib.foldr
-    (zkvm: accum: accum + "runZKVM \"${hostPackages."${zkvm}/${guest}"}/bin/${zkvm}_${guest}\" \"$@\"\n")
+    (zkvm: accum: "runZKVM \"${hostPackages."${zkvm}/${guest}"}/bin/${zkvm}_${guest}\" \"$@\"\n" + accum)
     ""
     zkvms;
 }