An apparatus comprising means for: receiving, in a physical downlink control channel (PDCCH) in a first slot, first scheduling information for a data channel, wherein the first slot is separated by at least one first period of multiple slots from next first scheduling information; and receiving, in the PDCCH in at least one second slot, second scheduling information for the data channel, wherein the at least one second slot is delayed with respect to the first slot by one or more slots and is received within the first period of multiple slots after the first slot, wherein the first scheduling information in the first slot points to at least the second scheduling information; and wherein the second scheduling information is related to at least one hybrid automatic request (HARQ) process for the data channel.