[Koha] Koha downgrade after update?

I had Koha version 3.18. After upgrading I have version 16.05.01 Is there more than one version of koha or did I do it wrong? Thanks ----- Koha version: 3.08.04 - - José Anjos -- View this message in context: http://koha.1045719.n5.nabble.com/Koha-downgrade-after-update-tp5895098.html Sent from the Koha-general mailing list archive at Nabble.com.