diff --git a/package.json b/package.json
index b2e8e72b..b88e87a9 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
     "name": "grid-apps",
-    "version": "4.1.0-D3",
+    "version": "4.1.0-D4",
     "description": "grid.space 3d slicing & modeling tools",
     "author": "Stewart Allen <sa@grid.space>",
     "license": "MIT",
diff --git a/src/main/kiri.js b/src/main/kiri.js
index 59f99f59..bfb8d8dd 100644
--- a/src/main/kiri.js
+++ b/src/main/kiri.js
@@ -9,7 +9,7 @@ gapp.main({
         let mods = root.kirimod = ( root.kirimod || [] );
 
         let kiri = root.kiri = {
-            beta: 4103,
+            beta: 4104,
             driver: {
                 // attached driver modules
             },
diff --git a/src/moto/license.js b/src/moto/license.js
index 742ebf83..fde68c77 100644
--- a/src/moto/license.js
+++ b/src/moto/license.js
@@ -5,7 +5,7 @@
     let terms = {
         COPYRIGHT: "Copyright (C) Stewart Allen <sa@grid.space> - All Rights Reserved",
         LICENSE: "See the license.md file included with the source distribution",
-        VERSION: (is_self ? self : this).debug_version || "4.1.0-D3"
+        VERSION: (is_self ? self : this).debug_version || "4.1.0-D4"
     };
 
     if (typeof(module) === 'object') {
diff --git a/web/kiri/manifest.json b/web/kiri/manifest.json
index 68940be0..e0202a37 100644
--- a/web/kiri/manifest.json
+++ b/web/kiri/manifest.json
@@ -1,5 +1,5 @@
 {
-    "name": "Kiri:Moto 4.1.0-D3",
+    "name": "Kiri:Moto 4.1.0-D4",
     "short_name": "Kiri:Moto",
     "description": "Slicer for 3D printers, CNC mills, laser cutters and more",
     "start_url": "/kiri/",