diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..5509140
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+*.DS_Store
diff --git a/scad/bolex_rewind_key.scad b/scad/bolex_rewind_key.scad
index 38bb6d9..61bc008 100644
--- a/scad/bolex_rewind_key.scad
+++ b/scad/bolex_rewind_key.scad
@@ -6,7 +6,11 @@ $fn = 90;
 module key () {
     difference () {
         cylinder(r = R(6.7), h = 5, center = true);
-        cylinder(r = R(4.76), h = 5, center = true);
+        cylinder(r = R(4.76), h = 5.1, center = true);
+        translate([0, 0, 0.75]) difference() {
+            cylinder(r = R(10),  h = 5, center = true);
+            cylinder(r1 = R(8.2), r2 = R(5.7), h = 5.01, center = true);
+        }
     }
     translate ([0, 0, -7.5]) {
         cylinder(r = R(6.7), h = 10, center = true);
@@ -15,7 +19,7 @@ module key () {
 
 module keyHole () {
     translate ([0, 0, 1.75]) {
-        cube([10, 2, 1.5], center = true);
+        cube([10, 2, 2.5], center = true);
     }
 }
 
diff --git a/scad/common b/scad/common
index 6c223d0..e2eeb27 160000
--- a/scad/common
+++ b/scad/common
@@ -1 +1 @@
-Subproject commit 6c223d0fc67c1888429aee60cf68915b9bbaa1ca
+Subproject commit e2eeb27f173d739a174c0d147bcb62a16859e2d9