diff --git a/notebook_nueva/lid.py b/notebook_nueva/lid.py
index 6f1bae3..784e911 100644
--- a/notebook_nueva/lid.py
+++ b/notebook_nueva/lid.py
@@ -10,7 +10,9 @@ m4_bottom = 4
 m4_height = 2.5
 
 
-height = 64.5 + shell_t  # Measured
+lip_thickness = 1.5
+# Position of pillar + shell_t + pillar "radius" + lip
+height = max([y for _, y in mounting_pillar_positions]) + 6 + shell_t + lip_thickness
 thickness = shell_t
 front_lip = 8
 
@@ -52,13 +54,13 @@ def model():
             .cskHole(m4_bottom, m4_top, 82, depth=None)
         )
 
-    # Add front edge
+    # Add front lip
 
     model = (
         model.faces(">Z")
         .workplane(centerOption="CenterOfBoundBox")
-        .center(0, -height / 2 - shell_t / 2)
-        .placeSketch(cq.Sketch().trapezoid(width, shell_t, 90))
+        .center(0, -height / 2 + lip_thickness / 2)
+        .placeSketch(cq.Sketch().trapezoid(width - 2 * shell_t, lip_thickness, 90))
         .extrude(-front_lip - thickness)
     )