diff --git a/notebook_nueva/usb_hub.py b/notebook_nueva/usb_hub.py
index 1dbd8a6..3be6dd8 100644
--- a/notebook_nueva/usb_hub.py
+++ b/notebook_nueva/usb_hub.py
@@ -33,6 +33,7 @@ elements = [
         "y": 35,
         "shape": (
             cq.Sketch()
+            # FIXME: use actual size
             .trapezoid(17, 70, 90, mode="a")
             .trapezoid(15, 68, 90, mode="s")
             .vertices()