diff --git a/src/wireviz/DataClasses.py b/src/wireviz/DataClasses.py
index 46cb996..0cdd3a1 100644
--- a/src/wireviz/DataClasses.py
+++ b/src/wireviz/DataClasses.py
@@ -142,6 +142,7 @@ class Connector:
     hide_disconnected_pins: bool = False
     autogenerate: bool = False
     loops: List[List[Pin]] = field(default_factory=list)
+    loop_side: Optional[str] = None
     ignore_in_bom: bool = False
     additional_components: List[AdditionalComponent] = field(default_factory=list)