Upgrade php53u to php54 on CENTOS5

To upgrade php53/php53u to php54 on CENTOS5.

Enable IUS and EPEL:

[root@example ~]# rpm -Uvh http://dl.iuscommunity.org/pub/ius/stable/CentOS/5/x86_64/ius-release-1.0-10.ius.centos5.noarch.rpm
[root@example ~]# rpm -Uvh http://dl.iuscommunity.org/pub/ius/stable/CentOS/5/x86_64/epel-release-5-4.noarch.rpm

Install yum replace plugin:

[root@example ~]# yum install yum-plugin-replace

Upgrade php53 to php4:

[root@example ~]# yum replace php53u --replace-with php54

Verify php version:

[root@example ~]# php -v

Restart httpd:

[root@example ~]# service httpd restart