diff --git a/website/server/libs/setupMongoose.js b/website/server/libs/setupMongoose.js
index dba8be153c..fc8260c298 100644
--- a/website/server/libs/setupMongoose.js
+++ b/website/server/libs/setupMongoose.js
@@ -4,6 +4,7 @@ import mongoose from 'mongoose';
 
 const IS_PROD = nconf.get('IS_PROD');
 const MAINTENANCE_MODE = nconf.get('MAINTENANCE_MODE');
+const POOL_SIZE = nconf.get('MONGODB_POOL_SIZE');
 
 // Do not connect to MongoDB when in maintenance mode
 if (MAINTENANCE_MODE !== 'true') {
@@ -12,6 +13,8 @@ if (MAINTENANCE_MODE !== 'true') {
     connectTimeoutMS: 30000,
   };
 
+  if (POOL_SIZE) mongooseOptions.poolSize = Number(POOL_SIZE);
+
   const NODE_DB_URI = nconf.get('IS_TEST') ? nconf.get('TEST_DB_URI') : nconf.get('NODE_DB_URI');
 
   mongoose.connect(NODE_DB_URI, mongooseOptions, (err) => {