diff --git a/frappe/utils/backups.py b/frappe/utils/backups.py
index 2343db8a96..bb03c85bf9 100644
--- a/frappe/utils/backups.py
+++ b/frappe/utils/backups.py
@@ -98,6 +98,7 @@ class BackupGenerator:
 		backup_path_files = None
 		backup_path_db = None
 		backup_path_private_files = None
+		site_config_backup_path = None
 
 		for this_file in file_list:
 			this_file = cstr(this_file)