Badge on icon does not go away when accepting an invitation

[daletman]

Steps to reproduce

I get a chat invitation. I click on the invitation notification on my lock screen. I click on accept invitation. I start chatting.

Outcome

What did you expect?

The badge (red number one) on the app icon should go away after I accepted or declined the invitation.

What happened instead?

The badge (red number one) on the app icon does stay there despite there being no unread messages.
It does however disappear as soon as I open Element on my Desktop.

Your phone model

No response

Operating system version

18.2.1

Application version

1.9.10 (141) HHRPHJMYGE

Homeserver

No response

Will you send logs?

No