diff --git a/manifest.json b/manifest.json
index 274e875..016d048 100644
--- a/manifest.json
+++ b/manifest.json
@@ -4,7 +4,7 @@
   "version": "0.1.0",
   "author": "ct",
   "description": "The main menu: start or continue a game, pick one of the installed games, load a save and change the language, sound and display settings.",
-  "category": "ui",
+  "categories": ["ui"],
   "sources": [
     "src/**/*.cs"
   ],