diff --git a/cad/build.py b/cad/build.py
index e65fa09..8c99bff 100644
--- a/cad/build.py
+++ b/cad/build.py
@@ -102,7 +102,7 @@ def build_drive_shaft_bar_adapter():
 
     shaft_hub_bore_diam = 8
     shaft_hub_center_diam = 14
-    shaft_hub_center_depth = 2
+    shaft_hub_center_depth = 3
     # if you where to draw a square around the center of the shaft hub this var is the length of the sides and each corner is the center of a screw hole
     shaft_hub_screw_spacing = 16
     shaft_hub_screw_diam = 4