diff --git a/n2vc/n2vc_conn.py b/n2vc/n2vc_conn.py
index ad0dc28..12704a3 100644
--- a/n2vc/n2vc_conn.py
+++ b/n2vc/n2vc_conn.py
@@ -59,6 +59,7 @@
         username: str,
         vca_config: dict,
         on_update_db=None,
+        **kwargs,
     ):
         """Initialize N2VC abstract connector. It defines de API for VCA connectors