diff --git a/services/web/config/settings.defaults.coffee b/services/web/config/settings.defaults.coffee
index a287faa187..f1b460b134 100644
--- a/services/web/config/settings.defaults.coffee
+++ b/services/web/config/settings.defaults.coffee
@@ -44,6 +44,7 @@ module.exports = settings =
 		options: {
 			useUnifiedTopology: (process.env['MONGO_USE_UNIFIED_TOPOLOGY'] || 'true') == 'true',
 			poolSize: parseInt(process.env['MONGO_POOL_SIZE'], 10) || 10,
+			serverSelectionTimeoutMS: parseInt(process.env['MONGO_SERVER_SELECTION_TIMEOUT'], 10) || 60000,
 			socketTimeoutMS: parseInt(process.env['MONGO_SOCKET_TIMEOUT'], 10) || 30000,
 		},
 		url : process.env['MONGO_CONNECTION_STRING'] || process.env['MONGO_URL'] || "mongodb://#{process.env['MONGO_HOST'] or '127.0.0.1'}/sharelatex"