diff --git a/src/dotfiles/AGENTS.md b/src/dotfiles/AGENTS.md
index ad50820..02cc24f 100644
--- a/src/dotfiles/AGENTS.md
+++ b/src/dotfiles/AGENTS.md
@@ -2,6 +2,8 @@
 
 ## Gotchas
 
+- `src/dotfiles/guests.nix` does not accept a `lib` argument.
+  Do not pass `lib` when importing it.
 - The registry collector reads only top-level host `config.registry` declarations.
   Registry declarations inside guest interiors live under `config.containers.<guest>.config.registry`.
   The collected registry does not include those guest-interior declarations.
diff --git a/src/dotfiles/default.nix b/src/dotfiles/default.nix
index 2a53e2a..bb5e9dc 100644
--- a/src/dotfiles/default.nix
+++ b/src/dotfiles/default.nix
@@ -25,7 +25,6 @@ let
   guestModules = import ./guests.nix {
     inherit
       inputs
-      lib
       registry
       specialArgs
       util