Calendar: All-Day-Events without 00:00?

Is there a way to show all-day-events without 00:00 like this one:

This might actually be a bug, it looks like.

Can you send me your custom date format settings so we can properly repro this issue?

Help, I’m encountering the same bug!
But only for date ranges.

What’s extra strange is that there’s no time info entered within the parentheses…

My custom date format settings render correctly for single dates, but not for date ranges.

What’s going on?