diff --git a/cloudron.js b/cloudron.js
index 9e5ee49..4a76e53 100644
--- a/cloudron.js
+++ b/cloudron.js
@@ -261,7 +261,7 @@ Cloudron.prototype.updateApp = function (appId, manifestOrAppstoreId) {
 };
 
 Cloudron.prototype.restoreApp = function (appId, backup) {
-    process.stdout.write('Trying to restore to %j', backup);
+    process.stdout.write('Trying to restore to ' + JSON.stringify(backup));
 
     var data = {
         backupId: backup.id,