Hi, this version from Flathub also seems to present the bug:
```
$ flatpak info net.scribus.Scribus
Scribus - Open Source Page Layout and Desktop Publishing (DTP)
ID: net.scribus.Scribus
Referencia: app/net.scribus.Scribus/x86_64/stable
Arquitectura: x86_64
Rama: stable
Version: 1.5.6.svn
License: GPL-2.0+
Origen: flathub
Collection: org.flathub.Stable
Installation: system
Installed: 237,2 MB
Runtime: org.kde.Platform/x86_64/5.15
Sdk: org.kde.Sdk/x86_64/5.15
Commit: e993a0cce35338bb89524777ae8cf74d9c08f2ddf737e955f27348d6d698f188
Parent: 9fbda4095fde9bca78be078e743c76b4c87e4bcfd4a554aa42c8555a8e157437
Subject: scribus: update svn rev (85a5943b)
Date: 2020-10-09 20:38:35 +0000
```
I have already filled an issue to them:
https://github.com/flathub/net.scribus.Scribus/issues/25
Best regards.
