diff --git a/lib/parser.js b/lib/parser.js
index 7ef4887..4d96cef 100644
--- a/lib/parser.js
+++ b/lib/parser.js
@@ -71,7 +71,7 @@ function parseDiscoverOptions(html) {
         const options = parsed.discover_2015.options
         const result = {
             genres: [],
-            subgenres: [],
+            subgenres: {},
             sortBys: [],
             artistRecommendationTypes: [],
             locations: [],