diff --git a/modules/processes/mill/raster/3D b/modules/processes/mill/raster/3D
index f04a57fcdaab82bcfbd6415b7197459d7da8da38..c98a1c23ec4fe9e0f16eab2def28d2ee95a25c69 100644
--- a/modules/processes/mill/raster/3D
+++ b/modules/processes/mill/raster/3D
@@ -1,5 +1,5 @@
 //
-// mill raster 3D
+// mill raster 3D (incomplete)
 //
 // Neil Gershenfeld 1/18/20
 //