diff --git a/openpype/modules/kitsu/utils/update_op_with_zou.py b/openpype/modules/kitsu/utils/update_op_with_zou.py
index f013251bb1..199c59053b 100644
--- a/openpype/modules/kitsu/utils/update_op_with_zou.py
+++ b/openpype/modules/kitsu/utils/update_op_with_zou.py
@@ -318,7 +318,7 @@ def write_project_to_op(project: dict, dbcon: AvalonMongoDB) -> UpdateOne:
     )
 
 
-def sync_all_projects(login: str, password: str, ignore_projects: list = []):
+def sync_all_projects(login: str, password: str, ignore_projects=[]):
     """Update all OP projects in DB with Zou data.
 
     Args: