diff --git a/hardware/interface-ascii/README.md b/hardware/interface-ascii/README.md
index c1158e1..afed49f 100644
--- a/hardware/interface-ascii/README.md
+++ b/hardware/interface-ascii/README.md
@@ -11,7 +11,7 @@ to compensate for the limited number of GPIO lines on this small 28-pin
microcontroller. Using a bigger chip would greatly simplify the hardware and
even slightly simplify the hardware layer of the firmware.
-
+
## Overview