[arch-general] Cannot update archlinux

maykel@arch-maykel ~/ $ LANG=C sudo pacman -Syu :: Synchronizing package databases... core is up to date extra is up to date community is up to date multilib is up to date archlinuxfr is up to date :: Starting full system upgrade... :: Replace haskell-transformers with extra/ghc? [Y/n] resolving dependencies... looking for inter-conflicts... :: shairplay and libshairport are in conflict. Remove libshairport? [y/N] Y error: failed to prepare transaction (could not satisfy dependencies) :: haskell-mmap: requires ghc=7.6.3 Hi, cannot update archlinux... Can I help me please?? Thanks in advanced.