diff --git a/README.md b/README.md
index dd53add..5991080 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,4 @@
 # dxf2gcode
 Don't confuse this with other dxf2gcode programs.
+At this time dxf2gcode will convert a single layer DXF file to G code.
+This is for G17 applications only at this time.