This document discloses a solution for selecting a frequency channel for a service. According to an aspect, a method comprises: receiving, by a first access node of a first wireless network, a scanning message comprising at least one information element indicating a channel access limit for a frequency channel operated by a second access node of a second wireless network; selecting, by the first access node on the basis of the at least one information element, the frequency channel or another frequency channel for an ultra-reliable low-latency (URLLC) service provided by the apparatus; and upon selecting the frequency channel for the URLLC service, causing by the first access node transmission of frames of the service within channel access limits indicated by the at least one information element.