diff --git a/backend/app.js b/backend/app.js
index 502aa58b01854a04a49864735ce59de5d7befdaf..67f142f82f053a2d7493e8ddf2a98b565761305d 100644
--- a/backend/app.js
+++ b/backend/app.js
@@ -23,7 +23,7 @@ db.once("open", function() {
 });
 
 
-toucans.updateMany({}, {$set:{"toucan_id": { $concat: ["$title", "-", "$date"]}}});
+toucans.updateMany({}, {"toucan_id": 0});
 
 app.use(cors());
 app.use(bodyParser.json());