diff --git a/docs/scheduler/coordinator.md b/docs/scheduler/coordinator.md
index 366b9638..8fc18d45 100644
--- a/docs/scheduler/coordinator.md
+++ b/docs/scheduler/coordinator.md
@@ -566,8 +566,8 @@ config — all nspawn containers live in `machine.slice`.
 ### Pre-building agent templates
 
 `preBuildAgentTemplates` (default `false`) causes the host NixOS
-build to pre-fetch the per-container system closures
-(`agent-base` + manager toplevels) into `/nix/store`, instead of
+build to pre-fetch the `agent-base` container system closure, which every
+agent builds from, into `/nix/store`, instead of
 leaving that work to the first `nixos-container start`. The
 trade-off:
 
@@ -581,7 +581,7 @@ trade-off:
   does all the eval + fetch work at runtime (can take a few
   minutes on a fresh store).
 
-**Note**: the meta flake pins toplevels to `x86_64-linux`. Enabling on an
+**Note**: the meta flake pins the toplevel to `x86_64-linux`. Enabling on an
 `aarch64` host forces a cross-compilation or remote-builder build,
 which is almost never desired. Leave off on non-x86 hosts.
 
diff --git a/nix/host-modules/hive-c0re/options.nix b/nix/host-modules/hive-c0re/options.nix
index 108fb512..f53cc448 100644
--- a/nix/host-modules/hive-c0re/options.nix
+++ b/nix/host-modules/hive-c0re/options.nix
@@ -185,7 +185,7 @@
         for any agent then completes in seconds instead of minutes
         because nothing's left to fetch.
 
-        Off by default because the toplevels are pinned to
+        Off by default because the toplevel is pinned to
         `x86_64-linux` (nixos-containers run native arch). Enabling
         on an aarch64 host would force nix to build the x86 closure
         via cross or a remote builder, which is rarely what you want.