According to one embodiment of the present invention, a method for transmitting a reception acknowledgement response by an user equipment for performing device-to-device communication in a wireless communication system, comprises the steps of: receiving a physical downlink shared channel; and transmitting a reception acknowledgement response for the physical downlink shared channel on a resource for a physical uplink control channel, wherein the reception acknowledgement response is transmitted according to a setting of a round trip time (RTT), and the RTT is set for each user equipment.