diff --git a/lib/inventory/build-inventory/meta-interface.nix b/lib/inventory/build-inventory/meta-interface.nix
index 69ebecef3..d062f72d0 100644
--- a/lib/inventory/build-inventory/meta-interface.nix
+++ b/lib/inventory/build-inventory/meta-interface.nix
@@ -3,7 +3,14 @@ let
   types = lib.types;
 
   metaOptions = {
-    name = lib.mkOption { type = types.nullOr types.str; };
+    name = lib.mkOption {
+      type = types.str;
+      description = ''
+        Name of the clan.
+
+        Needs to be (globally) unique, as this determines the folder name where the flake gets downloaded to.
+      '';
+    };
     description = lib.mkOption {
       default = null;
       type = types.nullOr types.str;