In /usr/share/doc/yum-utils-0.5/README.centos installed by yum-utils is the following line. Typo? There are plugins included in the package yum-utils-plugins However, yum list yum\* Yields, with no extra repos, only Setting up <snip usual header startup stuff> Installed Packages yum.noarch 2.4.3-1.c4 installed yum-utils.noarch 0.5-1.c4 installed Available Packages yum-plugin-fastestmirror.noarch 0.2.4-3.c4 extras yum-plugin-protectbase.noarch 1.1-1.c4 extras yumex.noarch 1.0.2-1.0.c4 extras