Unable to use gtkorphan on Wayland session

Steps to reproduce:
1. Install Ubuntu 17.10.
2. Install gtkorphan package
3. Try to use gtkorphan
5. Get error message

Failed to run gtkorphan as user root.

Unable to copy the user's Xauthorization file.

Expected results:
User is able to use gtkorphan as root

Actual results:
User is unable to use gtkorphan as root

ProblemType: Bug
DistroRelease: Ubuntu 17.10
Package: gtkorphan 0.4.4-2
ProcVersionSignature: Ubuntu 4.12.0-11.12-generic 4.12.5
Uname: Linux 4.12.0-11-generic i686
ApportVersion: 2.20.6-0ubuntu7
Architecture: i386
CurrentDesktop: GNOME
Date: Sun Aug 27 15:22:04 2017
InstallationDate: Installed on 2017-08-26 (0 days ago)
InstallationMedia: Ubuntu 17.10 "Artful Aardvark" - Alpha i386 (20170826)
PackageArchitecture: all
SourcePackage: gtkorphan
UpgradeStatus: No upgrade log present (probably fresh install)