diff --git a/backend/routes/routesToucan.js b/backend/routes/routesToucan.js
index c9fa1c6d78a0362764b2648a3efe26409ad3ae39..52c42d4996ce4b6b1dffdf061adb12f6af5bac0b 100644
--- a/backend/routes/routesToucan.js
+++ b/backend/routes/routesToucan.js
@@ -22,6 +22,7 @@ const urltoucans = Toucan.aggregate([
         {urlId:
             {$concat:["$titlelcnospace","-","$year"]}}}, 
     {$unset:["titlelc","year","titlelcnospace","title","date"]}, 
+    {$merge : "urls"}
 ]);
 
 router.route("/toucans")