diff --git a/qbittorrent/config.json b/qbittorrent/config.json
index 2fbbafe88..42b84b89b 100644
--- a/qbittorrent/config.json
+++ b/qbittorrent/config.json
@@ -98,7 +98,7 @@
     "cifsdomain": "str?",
     "cifspassword": "str?",
     "cifsusername": "str?",
-    "customUI": "list(default|vuetorrent|qbit-matUI|qb-web)?",
+    "customUI": "list(default|vuetorrent|qbit-matUI|qb-web|custom)?",
     "keyfile": "str",
     "localdisks": "str?",
     "networkdisks": "str?",