diff -uNrp PackageKit-1.1.5.orig/etc/Vendor.conf PackageKit-1.1.5/etc/Vendor.conf
--- PackageKit-1.1.5.orig/etc/Vendor.conf	2016-01-05 09:48:43.000000000 +0000
+++ PackageKit-1.1.5/etc/Vendor.conf	2018-05-09 12:02:03.199032600 +0000
@@ -12,7 +12,7 @@
 # If the value is set to 'none' then no link is shown.
 #
 # default=http://www.packagekit.org/pk-package-not-found.html
-DefaultUrl=http://www.packagekit.org/pk-package-not-found.html
+DefaultUrl=none

 # The URL which is shown to the user when a codec could not be found.
 # It should explain why certain codecs cannot be used, and perhaps show
