follow-up-II/Display.md

@@ -225,7 +225,7 @@ The text to display is the second entry of the sys argv list. The input should b
 
 This script is the script [`display.pi`](https://gitlab.hrz.tu-chemnitz.de/vws-demo/vws-spielwiese/-/blob/main/scripts/lcd/display.py). Nothing was changed.
 
-##
+## MQTT topics
 
 For the LCD the follwoing MQTT topics are used:
 ```