diff --git a/src/config.js b/src/config.js
index af0d1ae80..6e947e8dc 100644
--- a/src/config.js
+++ b/src/config.js
@@ -76,6 +76,7 @@ function initConfig() {
     data.backupKey = 'backupKey';
     data.aws = {
         backupBucket: 'backupBucketbucket',
+        backupPrefix: 'backups',
         accessKeyId: 'accessKeyId',
         secretAccessKey: 'secretAccessKey'
     };