diff --git a/freecad/kiconnect/board.py b/freecad/kiconnect/board.py
index 2f2eb9f..b78d685 100644
--- a/freecad/kiconnect/board.py
+++ b/freecad/kiconnect/board.py
@@ -189,7 +189,7 @@ def makeBoard(parent, kicad_board, polygon):
 
     Parts.makeParts(feature)
 
-    return feature
+    return feature, feature.Proxy.polygon_id
 
 def extract_polygons(board):
     # find polygons of Edge Cuts