autostart - default column width is too small

Take a look at the attached screenshot.
The width of the columns is too small to read the text, although the window has plenty of space available. This is a small annoyance, but it would be great if the default width would be increased a bit.

ProblemType: Bug
DistroRelease: Ubuntu 15.10
Package: systemsettings 4:5.4.2-0ubuntu1
ProcVersionSignature: Ubuntu 4.2.0-14.16-generic 4.2.2
Uname: Linux 4.2.0-14-generic x86_64
ApportVersion: 2.19-0ubuntu1
Architecture: amd64
CurrentDesktop: KDE
Date: Thu Oct 8 13:04:54 2015
InstallationDate: Installed on 2015-01-14 (266 days ago)
InstallationMedia: Kubuntu 15.04 "Vivid Vervet" - Alpha amd64 (20141218)
SourcePackage: systemsettings
UpgradeStatus: Upgraded to wily on 2015-05-10 (150 days ago)