diff --git a/swarmlab-app/src/run/app.js b/swarmlab-app/src/run/app.js
index 9a5edd4..af4cbf8 100755
--- a/swarmlab-app/src/run/app.js
+++ b/swarmlab-app/src/run/app.js
@@ -388,7 +388,7 @@ function onCollection(err, collection) {
 //}
 
 //var mongourl = "mongodb://playgrounduser:efvvnuioervefSDFSGYGHRDFVsdfergvssppiiedifhwincvinviw_dbfjbsifbsdkjfswuunscfudfgbbfvibqefwrvnine@ondemand_playground_mongo1:27017,ondemand_playground_mongo2:27017,ondemand_playground_mongo3:27017,ondemand_playground_mongo4:27017,ondemand_playground_mongo5:27017,ondemand_playground_mongo6:27017,ondemand_playground_mongo7:27017/?replicaSet=rs1"
-var mongourl = "mongodb://playgrounduser:efvvnuioervefSDFSGYGHRDFVsdfergvssppiiedifhwincvinviw_dbfjbsifbsdkjfswuunscfudfgbbfvibqefwrvnine@ondemand_playground_mongo1:27017,ondemand_playground_mongo2:27017,ondemand_playground_mongo3:27017,ondemand_playground_mongo4:27017,ondemand_playground_mongo5:27017,ondemand_playground_mongo6:27017,ondemand_playground_mongo7:27017/?replicaSet=rs1&?authSource=admin"
+var mongourl = "mongodb://playgrounduser:efvvnuioervefSDFSGYGHRDFVsdfergvssppiiedifhwincvinviw_dbfjbsifbsdkjfswuunscfudfgbbfvibqefwrvnine@ondemand_playground_mongo1:27017,ondemand_playground_mongo2:27017,ondemand_playground_mongo3:27017,ondemand_playground_mongo4:27017,ondemand_playground_mongo5:27017,ondemand_playground_mongo6:27017,ondemand_playground_mongo7:27017/?replicaSet=rs1&authSource=admin"
 //var mongolab_uri = "mongodb://<dbUser>:<dbPassword>@<host1>:<port1>,<host2>:<port2>/<dbName>?replicaSet=<replicaSetName>";
 var mongooptions = {
     //server: {