diff --git a/modules/processes/mill/raster/3D/rough b/modules/processes/mill/raster/3D/rough
index 96193dec55ae9a45703f8d3dfa632f1e61f78121..1d137b4cddfa1a108adc48aeb8a50da4d4ea7509 100644
--- a/modules/processes/mill/raster/3D/rough
+++ b/modules/processes/mill/raster/3D/rough
@@ -94,6 +94,11 @@ var outputs = {
          mods.output(mod,'offset',pixels)
          }
       },
+   depth:{type:'',
+      event:function(){
+         mods.output(mod,'depth',0)
+         }
+      },
    toolpath:{type:'',
       event:function(){
          cmd = {}