diff --git a/docs/content/en-US/02-lay-of-the-land/02-project-structure/index.adoc b/docs/content/en-US/02-lay-of-the-land/02-project-structure/index.adoc
index 18881887..f6641cdc 100644
--- a/docs/content/en-US/02-lay-of-the-land/02-project-structure/index.adoc
+++ b/docs/content/en-US/02-lay-of-the-land/02-project-structure/index.adoc
@@ -16,6 +16,7 @@ nixos-config
 ├── hosts/
 ├── lib/
 ├── modules/
+├── overlays/
 ├── pkgs/
 ├── scripts/
 ├── secrets/
@@ -48,6 +49,9 @@ Host configurations are also exported in the flakes in `outputs.nixosConfigurati
 * `./modules/` contain my custom modules including NixOS and home-manager modules.
 For more information, see the github:{github-repo}[related documentation, path=./modules/README.adoc, rev=master].
 
+* `./overlays/` contain the overlays for several established packages.
+This is typically used exclusively for the project and advised to not use it if you're not foodogsquared.
+
 * `./pkgs/` contains my custom packages.
 It is exported in the flakes at `outputs.packages` compiled through various systems.