From TriMet:
On line 6 (Martin Luther King Jr Blvd): We’re improving our existing Frequent Service with more buses arriving every 15 minutes earlier and later on weekdays.
On line 24 (24-Fremont/NW 18th): Schedules adjusted by up to 8 minutes all days to keep buses on time.

Other non-Eliot lines were affected also, full details here:
https://trimet.org/betterbus/servicechanges-fy24summer.htm#schedules