An embodiment relates to an operation method of a power saving (PS) user equipment (UE) in a wireless communication system, the method comprising: receiving bandwidth part (BWP) information related to a PS UE; and performing PSCCH blind decoding in a first BWP area in a resource pool on the basis of the BWP information, wherein the BWP information indicates at least one of a starting position of the first BWP area and the number of sub-channels.