diff --git a/app/data/cfg.json b/app/data/cfg.json
index 4583291..ef6727d 100644
--- a/app/data/cfg.json
+++ b/app/data/cfg.json
@@ -1,5 +1,5 @@
 {
-  "version": "1.8.88",
+  "version": "1.8.89",
   "ext_port": 1111,
   "profiles": {
     "mcopy": {
diff --git a/app/package-lock.json b/app/package-lock.json
index b361117..8344238 100644
--- a/app/package-lock.json
+++ b/app/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "mcopy-app",
-  "version": "1.8.88",
+  "version": "1.8.89",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
diff --git a/app/package.json b/app/package.json
index cd166ed..1f54cbe 100644
--- a/app/package.json
+++ b/app/package.json
@@ -1,6 +1,6 @@
 {
   "name": "mcopy-app",
-  "version": "1.8.88",
+  "version": "1.8.89",
   "description": "GUI for the mcopy small gauge film optical printer platform",
   "main": "main.js",
   "scripts": {
diff --git a/data/cfg.json b/data/cfg.json
index 58626f1..1472bc9 100644
--- a/data/cfg.json
+++ b/data/cfg.json
@@ -1,5 +1,5 @@
 {
-  "version": "1.8.88",
+  "version": "1.8.89",
   "ext_port": 1111,
   "profiles": {
     "mcopy": {
diff --git a/package-lock.json b/package-lock.json
index 80a3f54..400891f 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "mcopy",
-  "version": "1.8.88",
+  "version": "1.8.89",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "mcopy",
-      "version": "1.8.88",
+      "version": "1.8.89",
       "license": "MIT",
       "dependencies": {
         "arduino": "file:app/lib/arduino",
diff --git a/package.json b/package.json
index 5a1d316..fa2d2f0 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "mcopy",
-  "version": "1.8.88",
+  "version": "1.8.89",
   "description": "Small gauge film optical printer platform",
   "main": "build.js",
   "directories": {
diff --git a/processing/mcopy/cfg.json b/processing/mcopy/cfg.json
index 4583291..ef6727d 100644
--- a/processing/mcopy/cfg.json
+++ b/processing/mcopy/cfg.json
@@ -1,5 +1,5 @@
 {
-  "version": "1.8.88",
+  "version": "1.8.89",
   "ext_port": 1111,
   "profiles": {
     "mcopy": {
diff --git a/scad/cpc_connectors.scad b/scad/cpc_connectors.scad
index 6705afc..db26263 100644
--- a/scad/cpc_connectors.scad
+++ b/scad/cpc_connectors.scad
@@ -115,7 +115,7 @@ module cpc_9pin_plug_insert () {
     PinH = PlugH + 10;
 	translate([0, 0, -5.75]) difference () {
 		union () {
-			cylinder(r = R(PlugD - 0.3), h = 6, center = true);
+			cylinder(r = R(PlugD - 0.85), h = 6, center = true);
 			translate([0, 0, -1]) cylinder(r = R(PlugD + 2.5), h = 2, center = true);
 			color("green") translate([0, 0, -7]) cylinder(r = R(PlugD + 1.2), h = 10, center = true);
 		}