systemd update fails

[sean darcy]

yum  upgrade systemd
..................
--> Running transaction check
---> Package systemd.x86_64 0:26-1.fc15 will be updated
--> Processing Dependency: systemd = 26-1.fc15 for package: 
systemd-sysv-26-1.fc15.x86_64
---> Package systemd.x86_64 0:26-2.fc15 will be obsoleting
--> Processing Dependency: systemd-units = 26-2.fc15 for package: 
systemd-26-2.fc15.x86_64
---> Package upstart.x86_64 0:1.2-2.fc15 will be obsoleted
--> Processing Dependency: upstart for package: 
1:readahead-1.5.7-3.fc15.x86_64
--> Running transaction check
---> Package systemd-sysv.x86_64 0:26-1.fc15 will be updated
---> Package systemd-sysv.x86_64 0:26-2.fc15 will be an update
---> Package systemd-units.x86_64 0:26-1.fc15 will be updated
---> Package systemd-units.x86_64 0:26-2.fc15 will be an update
---> Package upstart.x86_64 0:1.2-2.fc15 will be obsoleted
--> Processing Dependency: upstart for package: 
1:readahead-1.5.7-3.fc15.x86_64
--> Finished Dependency Resolution
Error: Package: 1:readahead-1.5.7-3.fc15.x86_64 (@fedora)
            Requires: upstart
            Removing: upstart-1.2-2.fc15.x86_64 (@updates-testing)
                upstart = 1.2-2.fc15
            Obsoleted By: systemd-26-2.fc15.x86_64 (updates)
                Not found
            Available: upstart-1.2-1.fc15.x86_64 (fedora)
                upstart = 1.2-1.fc15

Is this just a temporary glitch in the repo? Or should I take some 
action, like removing readahead?

sean