diff --git a/mongo.js b/mongo.js
index 6859039..8992d65 100644
--- a/mongo.js
+++ b/mongo.js
@@ -23,6 +23,7 @@ const schemas = {
     album: String,
     royaltytrackid: Number,
     id: Number,
+    stringId: String,
     playlistId: Number,
     thumbCover: String,
     cover: String,