diff --git a/l4d2web/scripts/editor-src/vocab-rank.js b/l4d2web/scripts/editor-src/vocab-rank.js
index d1bd77c..5f4f537 100644
--- a/l4d2web/scripts/editor-src/vocab-rank.js
+++ b/l4d2web/scripts/editor-src/vocab-rank.js
@@ -16,6 +16,7 @@ function score(query, label) {
   return -1;
 }
 
+// vocab shape: { cvars: [{name, desc?}, …], commands: [{name, desc?}, …] }
 export function rankVocab(query, vocab, { limit = 50 } = {}) {
   if (!query) return [];
   const q = query.toLowerCase();