Thank you Jussi, that worked!

However, a few issues I don't understand how to fix: the macro lookup does not work, and "inc" and "pop" are showing up as macros:
I did everything as described, the label's "ClearScreen, ProgramOrg, repeat" appear in the Packages section, which is as expected I think ...

Hi!

I followed the path described here (https://www.zeusedit.com/phpBB3/viewtopic.php?t=7626) to setup a Document Type for Z80 assembler.
That was helpful, however I could not figure out how to get the lookup to work, to make the editor jump to a label which might be defined in the current file ...