EPEL is a bit slow on doing pushes lately. To ensure you get the latest bits, add EPEL /testing/ as a repository, not the main EPEL repos. http://download.fedora.redhat.com/pub/epel/testing/4/i386/ For instance, koan in EPEL is 0.4.x, not 0.6. I'll update the web page to reflect this. --Michael