yum updates kudzu but not its relative devel and debuginfo packages

[Gianluca Cecchi]

yum-2.5.0-5
[root@fedora ~]# rpm -qa|grep kudz
kudzu-debuginfo-1.2.16-1
kudzu-devel-1.2.16-1
kudzu-1.2.16-1
[root@fedora ~]# yum update kudzu
[snip]
Resolving Dependencies
--> Populating transaction set with selected packages. Please wait.
---> Downloading header for kudzu to pack into transaction set.
kudzu-1.2.17-1.i386.rpm   100% |=========================|  51 kB    00:00
---> Package kudzu.i386 0:1.2.17-1 set to be updated
--> Running transaction check

Dependencies Resolved

=============================================================================

=============================================================================
 Package                 Arch       Version          Repository        Size
=============================================================================
Updating:
 kudzu                   i386       1.2.17-1         development       277 k

Transaction Summary
=============================================================================
Install      0 Package(s)
Update       1 Package(s)
Remove       0 Package(s)
Total download size: 277 k
Is this ok [y/N]: y
Downloading Packages:
(1/1): kudzu-1.2.17-1.i38 100% |=========================| 277 kB    00:02
Running Transaction Test
Finished Transaction Test
Transaction Test Succeeded
Running Transaction
  Updating  : kudzu                        ######################### [1/2]
  Cleanup   : kudzu                        ######################### [2/2]
Updated: kudzu.i386 0:1.2.17-1
Complete!
[root@fedora ~]# rpm -qa|grep kudz
kudzu-debuginfo-1.2.16-1
kudzu-devel-1.2.16-1
kudzu-1.2.17-1
[root@fedora ~]# yum update kudzu-devel kudzu-debuginfo
[snip]

Dependencies Resolved

=============================================================================
 Package                 Arch       Version          Repository        Size
=============================================================================
Updating:
 kudzu-debuginfo         i386       1.2.17-1         development       384 k
 kudzu-devel             i386       1.2.17-1         development       134 k

Transaction Summary
=============================================================================
Install      0 Package(s)
Update       2 Package(s)
Remove       0 Package(s)
Total download size: 518 k
Is this ok [y/N]: y
Downloading Packages:
(1/2): kudzu-debuginfo-1. 100% |=========================| 384 kB    00:01
(2/2): kudzu-devel-1.2.17 100% |=========================| 134 kB    00:00
Running Transaction Test
Finished Transaction Test
Transaction Test Succeeded
Running Transaction
  Updating  : kudzu-devel                  ######################### [1/4]
  Updating  : kudzu-debuginfo              ######################### [2/4]
  Cleanup   : kudzu-debuginfo              ######################### [3/4]
  Cleanup   : kudzu-devel                  ######################### [4/4]

Updated: kudzu-debuginfo.i386 0:1.2.17-1 kudzu-devel.i386 0:1.2.17-1
Complete!
Gianluca