diff --git a/monitor/hinge.py b/monitor/hinge.py
index 0d184a4..1c7487b 100644
--- a/monitor/hinge.py
+++ b/monitor/hinge.py
@@ -10,27 +10,28 @@ screw_head_h = 2.5
 screw_head_radius = 3.5
 screw_radius = 1.5
 
-hinge_s = 7.5
+hinge_w = 7.5
+hinge_h = 15
 hinge_t = ti_depth - 1
 hinge_gap = screw_shaft - 2 * hinge_t
 # The side of the screw head
 hinge_profile_1 = (
     cq.Sketch()
-    .segment((0, 0), (0, hinge_s))
-    .arc((0, hinge_s), (hinge_s / 2, 1.5 * hinge_s), (hinge_s, hinge_s))
-    .segment((hinge_s, 0))
+    .segment((0, 0), (0, hinge_h))
+    .arc((0, hinge_h), (hinge_w / 2, hinge_h + hinge_w/2), (hinge_w, hinge_h))
+    .segment((hinge_w, 0))
     .close()
-    .arc((hinge_s / 2, hinge_s), screw_radius, 0, 360)
+    .arc((hinge_w / 2, hinge_h), screw_radius, 0, 360)
     .assemble()
 )
 
 hinge_profile_2 = (
     cq.Sketch()
-    .segment((0, 0), (0, hinge_s))
-    .arc((0, hinge_s), (hinge_s / 2, 1.5 * hinge_s), (hinge_s, hinge_s))
-    .segment((hinge_s, 0))
+    .segment((0, 0), (0, hinge_h))
+    .arc((0, hinge_h), (hinge_w / 2, hinge_h + hinge_w/2), (hinge_w, hinge_h))
+    .segment((hinge_w, 0))
     .close()
-    .arc((hinge_s / 2, hinge_s), ti_radius, 0, 360)
+    .arc((hinge_w / 2, hinge_h), ti_radius, 0, 360)
     .assemble()
 )
 
diff --git a/monitor/rear_mount.py b/monitor/rear_mount.py
index 81850da..4e3e732 100644
--- a/monitor/rear_mount.py
+++ b/monitor/rear_mount.py
@@ -10,7 +10,7 @@ screw_head_h = 2.5
 screw_head_radius = 3.5
 screw_radius = 1.5
 
-from hinge import hinge_profile_1, hinge_profile_2, hinge_t, hinge_gap, hinge_s
+from hinge import hinge_profile_1, hinge_profile_2, hinge_t, hinge_gap, hinge_w
 
 reinforcement_height = 1 + 1 + ti_depth - shell_t
 
@@ -62,11 +62,11 @@ rear_mount = (
     .faces(">X")
     .workplane(centerOption="CenterOfBoundBox", offset=-(rear_mount_width-20)/2)
     .transformed(rotate=cq.Vector(0, 0, 90))
-    .center(-hinge_s / 2, rear_mount_thickness / 2).tag("hingeplane")
+    .center(-hinge_w / 2, rear_mount_thickness / 2).tag("hingeplane")
     .placeSketch(hinge_profile_1)
     .extrude(-hinge_t)
     .workplaneFromTagged("hingeplane")
-    .workplane(offset=-hinge_t - hinge_gap)
+    .workplane(offset=-hinge_t - hinge_w)
     .placeSketch(hinge_profile_2)
     .extrude(-hinge_t))