diff --git a/modified_enclosure_back.py b/modified_enclosure_back.py
index b2c7f14..319063f 100644
--- a/modified_enclosure_back.py
+++ b/modified_enclosure_back.py
@@ -16,7 +16,7 @@ Workplane.addSvgPath = addSvgPath
 
 screw_simple = False  # Controls whether to not actually make the screw threads, saves time running it for testing
 
-screw_length = 10  # FIXME need different ones for different holes
+screw_length = 10
 power_cable_screw = ButtonHeadScrew(
     size="M3-0.5",
     fastener_type="iso7380_1",
@@ -51,7 +51,7 @@ hole_extruded_plane = (
 
 
 cover_usb = (
-    Workplane("XZ").workplane(offset=-4.5).center(-4, height - 77).box(11, 5.3, 1.0)
+    Workplane("XZ").workplane(offset=-4.5).center(-4, height - 25).box(11, 5.3, 1.0)
 )
 
 result = cq.importers.importStep("/home/deck/Downloads/Backpanel_Part3.stp")