sudo wget http://sherkin.justhub.org/el6/RPMS/x86_64/justhub-release-2.0-4.0.el6.x86_64.rpm sudo rpm -ivh justhub-release-2.0-4.0.el6.x86_64.rpm sudo yum install haskell $ ghci GHCi, version 7.6.3: http://www.haskell.org/ghc/ :? for help Loading package ghc-prim ... linking ... done. Loading package integer-gmp ... linking ... done. Loading package base ... linking ... done. Prelude> $ ghc-pkg lis