EOM puts wrong file name on "Save As..."

[HectorB-2020]

Expected behaviour

Original file name must be preserved in the field "Name:".

Actual behaviour

Random file name is suggested the field "Name:" after attempting to select desired file extension.

Steps to reproduce the behaviour

Organize a folder with several graphical files like below:

file1.png
file2.png
file3.png
file4.png
file5.png

Double click on one of them, for instance, click on file3.png to open it in application "Eye of MATE".
Try saving this file with menu "Image", "Save As...".
A dialog titled "Save Image" opens.
In bottom right corner of this dialog choose specific file type (extension), e.g. "JPEG (*.jpeg)".
Watch different file name has been substituted in the field "Name:".

Package version

eom --version
Eye of MATE Image Viewer 1.24.0

Linux Distribution

Ubuntu 20.04 LTS
Alt Workstation P9.1

Link to bugreport of your Distribution (requirement)

https://bugs.launchpad.net/ubuntu/+source/eom/+bug/1955341