diff --git a/data/scripts/migrator/dbsmerge_mongo.py b/data/scripts/migrator/dbsmerge_mongo.py
index 758b3a4e7..7d983a0c1 100755
--- a/data/scripts/migrator/dbsmerge_mongo.py
+++ b/data/scripts/migrator/dbsmerge_mongo.py
@@ -41,7 +41,7 @@ if from_host == to_host and from_port == to_port:
         print('Migrating on same server...')
         mongo_from_url = 'mongodb://' + from_user + ':' + quote_plus(from_pass) + '@' + from_host + ':' + from_port + '/' + from_auth_db
         if from_pass == '':  # disabled auth
-          mongo_from_url = 'mongodb://' + from_host + ':' + from_port + '/' + from_db
+            mongo_from_url = 'mongodb://' + from_host + ':' + from_port + '/' + from_db
         client = MongoClient(mongo_from_url)
 
         db = client[from_db]