diff --git a/README.md b/README.md
index a68abd6..22ab0bc 100644
--- a/README.md
+++ b/README.md
@@ -1,5 +1,5 @@
 # Huvud 3D Printer toolhead board
-A very small 3D printer board for use on a toolhead.
+A very small 3D printer board for use on a toolhead. It is designed to be used with Klipper firmware.
 
 ![Image of Board](Board.jpg)
 
@@ -22,7 +22,7 @@ All done in KiCad
 
 Possible issues:
 
-* Is the cooling for the TMC2209 adequate?
+* Is the cooling for the TMC2209 adequate? Seems to be, the board reaches about 50C under the TMC2209 when running a small stepper at 1A.
 
 Change ideas: